College Board ? of the Day

Part of the following sentence is underlined; beneath the sentence are five ways of phrasing the underlined material. Select the option that produces the best sentence. If you think the original phrasing produces a better sentence than any of the alternatives, select choice A.

It is thought that a dog’s sense of smell is generally 10,000 to 100,000 times better than humans.

1. humans


2. humans’ are


3. humans have


4. a human’s


5. a human has