Answer:
A. participating in the Vietnam War (1960's-1970's)
Explanation:
After World War II, there was a great movement of decolonization, with many colonies reaching independence from their parent countries. After the war, countries had to focus on rebuilding themselves and their economy, which led to a liberation of many colonies.
An example of that is India, that gained its independence from Britain in 1947. We can also mention Libya, Pakistan, Myanmar and Sri Lanka, as countries that reached independence right after WWII.
The answer is C. Galileo made important improvements to both instruments.
Some people believe that Galileo was the first person to build a telescope.
This is not true, but he was the first person to publish his observations of astronomical objects through a telescope. He discovered that the Milky Way is made of many stars. He discovered that the Moon has hills.
He found four moons around Jupiter.
Those moons are now called the Galilean moons. He discovered sunspots, which are dark areas of the Sun. He saw that the planet Venus has light and dark phases just like the Moon. This helped people to know that the Sun is at the centre of the Solar System, as Nicholas Copernicus had said.
Hoped I helped! If I'm incorrect, please correct me.
One possible advantage is if you hear the characters' voices, they can put much more emotion into the script and give it feeling.
