Question

PLEASE ANSWER ASAP +15 points
In the 1930s, Grote Reber became known for

A.)discovering a constellation of stars in outer space.
B.)solving a problem with transatlantic telephone service.
C.)discovering the location of the first known black hole.
D.)inventing a telescope that could detect radio signals.

Answer 1

Answer:

The answer is D. Hope this helps.

Explanation:

Answer 2

Answer:

Building the first radio telescope

Explanation:

American astronomer and radio engineer who built the first radio telescope and was largely responsible for the early development of radio astronomy.