Q: Fact 1: Biofuel is used to produce electricity by burning. Fact 2: Wood and straw are both examples of biofuels. Given the two facts above, what can be done to wood and straw to produce electricity? ?

Available choices: A. massive damage; B. It can be crushed; C. adding heat; D. It can be burned.; E. matter vibrating; F. It can be boiled; G. Plant growth is reduced; H. it can be chopped;
A:
D.