Answer: The right answer is<em> magnum opus</em>, in singular, and <em>magna opera</em>, in plural.
Explanation: Just to elaborate a little on the answer, it can be added that <em>magnum opus</em> literally means "great work," and it is an expression used to describe a literary piece, a musical composition, a painting, a film, or other example of artistic creativity and genius that stands as the best and most important achievement of its creator.
Answer: A) Most cars' license plates are out-of-state.
Explanation: Since the word has an 's' at the end you just put the apostrophe after the word.
Example: The kids don't have work. But the kids' parents do.
Since kids is plural and it already has an 's' the apostrophe follows the 's'. But if the word 'kids' isn't plural it would be like this:
The kid doesn't have work. But the kid's parents do.
I hope I helped!! :))
C is the answer to this question
Answer:
BY PHONICS, GRAMMAR SYLLABLES AND LETTERS
Explanation: