An OTA Is Working on Grocery Shopping Skills and Following

An OTA is working on grocery shopping skills and following a budget at the grocery store with an adult who has an intellectual disability. The individual has trouble with math calculations. What strategy should the OTA suggest the client use while shopping to stay within her budget?

A) Use a calculator to add up prices.
B) Only purchase predetermined items.
C) Shop with a caregiver.
D) Bring a predetermined amount of cash.