I think it is b. hope this helped
The correct answer would be "D. She washed the shells and dried themm in the sun.". First, we should know what a <em>compound predicate</em> is. A compound predicate is when a subject has 2 or more verbs. In your sentence, you have two verbs, which are <em>washed</em> and <em>dried.</em>
1. In the story of Ruth, Ruth decided to clean grain for them to eat. So the correct answer is a)She decides to clean grain for them both to eat.
2. In The Story of David, Goliath is the giant champion of the Philistine army who David killed with one "stone to the head". So the correct answer would be B) a giant who is a champion of the Philistine army.
Hope I helped.