Question

Which of these describes the majority of our space observations humans have utilized over the history of human space exploration?

A) Gamma ray telescope
B) Radio wave telescopes
C) Ultraviolet telescopes
D) Visible light observations

Answer 1

D) visible light observatories

Visible light observations have guided our observations for thousands of years. All of the other technologies are much newer.

Step-by-step explanation:

Answer 2

visible light observations is the correct answer