Answer: B
Explanation: They keep the ecosystem clean of the dead insect carcasses ad aid in the destruction and decomposition of plant and animal matter.
Taking in account that "The interest rate has dropped three percent since March." Then it must be a fact.
Determination Despite Adversity. Ellen must continually overcome terrible hardship—sexual abuse, alcoholism, neglect, poverty, cruelty. Throughout it all, however, she is determined to endure and knows that she deserves better than the horrific circumstances under which she is suffering.
I do reccomend looking at the back summery, getting an idea. It is more useful to read it, as this is an amazing book.