The recent news reports on the radio weren't very informative.
Your answer is A: weren't
The answer on your screen is correct.
Answer:
Children
Explanation:
A simple subject is the main subject in a sentence. Happy is describing the simple subject, pool could be a subject but not the main one. Play is the action the simple subject is doing.
The Canterbury Tales, a precursor to the novel, is a collection of stories written by Geoffrey Chaucer in the 14th century.