1. What helped Hannah build the bionic arm?

a. Coding

b. Electronics
c. 3D design
d. All of the above

2. What is bionic technology? Explain using your own words.

The bionic arm is a arm that helps people with disability  and is very strong  and can help people with out a arm who need something strong.

3. What can the bionic arm that Hannah built do?

It can help people and open doors it also can be a really helpful thing to other people around the world.they are good for people without arms as well.