Most likely A, as most teachers won’t accept full credit without all that
Think about it, 16 years old? You become a adult when you turn 18. You would also have to be more responsible because 18 is the age you're actions have huge consequences. If you're 16 the worst that could happen is that you get grounded!
The order is <"Title of Article.” Name of Encyclopedia. Year. Name of online source. Date <URL>.
So the answer is A
Poets who idealized natural landscapes and the rural lifestyle were known as pastoral poets