disburse_wedding_spouse_activity_rewards

disburse_wedding_spouse_activity_rewards = {
	# for the loc
	save_scope_as = root_scope
	if = {
		limit = {
			this = scope:spouse_1
		}
		scope:spouse_2 = { save_scope_as = other_spouse }
	}
	else_if = {
		limit = {
			this = scope:spouse_2
		}
		scope:spouse_1 = { save_scope_as = other_spouse }
	}

	scope:activity = {
		### Rewards based on Options
		# Entertainment
		if = {
			limit = {
				has_activity_option = {
					category = wedding_option_entertainment
					option = wedding_entertainment_good
				}
			}
			add_activity_log_entry = {
				key = spouse_wedding_entertainment_good
				tags = { completed }
				score = 100
				# this line below adds the entry to the Effects section of the conclusion UI
				show_in_conclusion = yes
				character = scope:root_scope
				target = scope:other_spouse

				scope:root_scope = { add_prestige = 800 }
			}
		}
		else_if = {
			limit = {
				has_activity_option = {
					category = wedding_option_entertainment
					option = wedding_entertainment_normal
				}
			}
			add_activity_log_entry = {
				key = spouse_wedding_entertainment_normal
				tags = { completed }
				score = 100
				# this line below adds the entry to the Effects section of the conclusion UI
				show_in_conclusion = yes
				character = scope:root_scope
				target = scope:other_spouse

				scope:root_scope = { add_prestige = 600 }
			}
		}
		else_if = {
			limit = {
				has_activity_option = {
					category = wedding_option_entertainment
					option = wedding_entertainment_bad
				}
			}
			add_activity_log_entry = {
				key = spouse_wedding_entertainment_bad
				tags = { completed }
				score = 100
				# this line below adds the entry to the Effects section of the conclusion UI
				show_in_conclusion = yes
				character = scope:root_scope
				target = scope:other_spouse

				scope:root_scope = { add_prestige = 400 }
			}
		}

		# Food
		if = {
			limit = {
				has_activity_option = {
					category = wedding_option_food
					option = wedding_food_good
				}
			}
			add_activity_log_entry = {
				key = spouse_wedding_food_good
				tags = { completed }
				score = 100
				# this line below adds the entry to the Effects section of the conclusion UI
				show_in_conclusion = yes
				character = scope:root_scope
				target = scope:other_spouse

				scope:activity = {
					every_attending_character = {
						limit = {
							NOR = {
								this = scope:root_scope
								this = scope:host
								this = scope:other_spouse
							}
						}
						custom = custom.every_activity_guest
						add_opinion = {
							target = scope:root_scope
							modifier = impressed_opinion
							opinion = 25
						}
					}
				}
				scope:root_scope = {
					if = {
						limit = {
							has_trait = lifestyle_reveler
						}
						add_trait_xp = {
							trait = lifestyle_reveler
							value = 15
						}

As written in game/common/scripted_effects/00_activity_effects.txt.