Question

Prototypes are used to
a. communicate a solution.
b. test the operation of a product.
c. identify a need.
d research a problem.

Answer 1

Answer:

Test the operation of the product

Explanation:

Answer 2

Answer: B I think.

Explanation: the definition of prototype is
As a verb
“make a prototype of (a product).”
Or noun
“a first, typical or preliminary model of something, especially a machine, from which other forms are developed or copied.”