Select all the things that smart shoppers do.
-never purchase a warranty.
-avoid high-pressure sales techniques.
-know that offers that sound too good to be true usually are.
-don’t give out their credit card number for any purpose other than to make a purchase.
- don’t buy anything on terms they don’t fully understand.
- find out about refunds, returns, and cancellation policies.

All of the above EXCEPT "never purchase a warranty"

Warranties can be a waste of money but are sometimes a good investment.

the correct answer option is b. a single paragraph.

explanation:

when you are thinking about paragraph​ topics, you should always choose a subject that can be adequately addressed in a single paragraph.

a paragraph is a piece of writing consisting of a few sentences that deal with a single theme. it has only a single idea that the paragraph revolves around and talks about.

so a paragraph topic must be chosen wisely where a single idea can be communicated in a single paragraph.

answer; sensory adaptation;