Question

Which of the following identifies two technological advancements during the period between 1980 and 1989?
The first successful orbiting satellite was launched by the Soviet Union, and several spacecraft launches helped in the advancement of space exploration.
The first human was sent into space, and water was discovered on Mars.
Numerous spacecraft launches resulted in technological advancements, and humans landed on the moon.
Robotic spacecrafts were sent to gather information about Halley’s comet, and the twin Voyagers gathered data from distant plane

Answer 1

Answer:don't know bro

Explanation: