question: What is able to destroy crops and spread diseases?
choices.text: pesticides fertilizers therian mammals arthropods tractors influenza a frog A snake
choices.label: A B C D E F G H
formatted_question: What is able to destroy crops and spread diseases? (A) pesticides (B) fertilizers (C) therian mammals (D) arthropods (E) tractors (F) influenza (G) a frog (H) A snake