EXERCISE 14. MARK THE LETTER A, B, C, OR D TO INDICATE THE...

138. William found a science book. It included instructions for building a windmill.

A. William found a science book which included instructions for building a windmill.

B. What William found is a science book included instructions for building a windmill.

C. William found how a science book included instructions for building a windmill.

D. Where William found a science book included instructions for building a windmill.