The answer A and C i believe
Answer:
Two contributing factors were the Soviet invasion of Afghanistan and the election of Ronald Reagan in 1980. ... Changes of leadership elsewhere – such as Margaret Thatcher's election in Britain and Brezhnev's decline in the USSR – also contributed to this revival of Cold War tensions.
Explanation:
Answer:lol mr maxwell got me messed up
Explanation:

<u>Sputnik </u>was the first man-made satellite to orbit Earth, launched by <u>Soviet Union</u> on October 4, 1957, inaugurated the space age. Sputnik 1, the first <u>artificial satellite</u> launched, was a 83.6-kg (184-pound) capsule.
I just need points The the answer is C