Answer:
an
Explanation:
The word idea starts with a vowel and the adjective needed shouldn't also end with a vowel. And in this case, you can't use a because it's a vowel. So, you use an.
The girl told him to pull the wool over your eyes.
<span>C. The Ferrani is the fastest car in the world and the coolest, too.
Because "coolest and "fastest" are added without a source as backup, this is completely biased.</span>
B. Operating systems! It manages hardware, software resources, and common services for computer programs.