Which of these is an important way that 3-D printers have improved people's lives? (2 points)
☐ They have allowed students to print and share their ideas on paper.
They can construct prosthetics for people who have lost limbs
They have allowed people to share media on CDs and DVDs
They can create replicas of historical artifacts and scenes
1 answer
✅ They can construct prosthetics for people who have lost limbs