Consumer surplus - the difference between what a consumer is willing to pay and what they actually pay. Aggregate consumer surplus measures consumer welfare

I guess question is wrong...

Consumer surplus and producer surplus are measured using the price applied. Consumer surplus is when a consumer pays a less amount than expected while producer surplus is when a product fetches more money that expected.

Consumer surplus - the difference between what a consumer is willing to pay and what they actually pay. Aggregate consumer surplus measures consumer welfare. Producer surplus - the difference between what a producer is willing to sell their product for and what they actually receive. Aggregate producer surplus measures producer welfare

Deadweight loss reduces the amount of consumer and producer surplus.