Question

Galileo was an Italian astronomer who
A. developed the telescope
B. discovered four satellites of Jupiter
C. discovered that the movement of pendulum produces a regular time measurement
D. All of the above

Answer 1

D. All of the above is correct answer.

Answer 2

Option D is correct!

→ He developed the telescope.

→He discovered the satellites of Jupiter.

→ He also discovered that the movement of pendulum produces a regular time measurement.

hope it helps..