2. A book of over 1,000 knock-knock jokes Author's Purpose: Explain Your Answer, Witte a sentence or two. 3. A cook book containing recipes for making cakes, cookies, and other desserts Author's Purpose: Explain Your Answer. Wie a sentence or two. 4. The story of a young woman who, after the death of her grandfather, quit her job in the business world and returned home to help her aging grandmother Author's Purpose: Explain Your Answer. Write a sentence or two​