Question

In what way has technology used aboard the International Space Station benefitted humans back on Earth?

A. Robotic arms used aboard the ISS are now used in delicate surgeries on Earth.
B. Air purifiers developed for the ISS now provide cleaner air for humans on Earth.
C. Software created for the ISS was adapted and is now used to conduct brain surgery on Earth.
D. Research conducted on the ISS crew about heart disease is now used to help patients on Earth.

Answer 1

A. Robotic Arms used the aboard the ISS are now used in delicate surgeries on Earth.

Step-by-step explanation:

Letter choices "B", "C", "D" do not match and theyre not correct!

Answer 2

A. Robotic arms used aboard the ISS are now used in delicate surgeries on Earth.

Step-by-step explanation:

All the other options don't make sense.