What was the name of the first NASA space shuttle?

Here is the question :

WHAT WAS THE NAME OF THE FIRST NASA SPACE SHUTTLE?

Here is the option for the question :

Enterprise
Challenger
Discovery
Columbia

The Answer:

And, the answer for the the question is :

Enterprise

Explanation:

[STC0020074]. After a ten-year, $10 billion endeavor, NASA announced the Enterprise in 1976. When NASA flew it into orbit the following year, it became the first free-flying space shuttle. The name, a reference to the show’s iconic spacecraft, delighted ‘Star Trek’ fans.