Question

Which of these is an important way that 3-D printers have improved people’s lives?

A.
They have allowed people to share media on CDs and DVDs.

B.
They can create replicas of historical artifacts and scenes.

C.
They have allowed students to print and share their ideas on paper.

D.
They can construct prosthetics for people who have lost limbs.

Answer 1

I think the answer is D, I could be wrong though