500
Which of the following is a complete sentence?
a. Lots of animals, including tigers, lions, and bears.
b. Eats 15 to 20 pounds of hay a day or he bellows for more.
c. The reptile house full of snakes, lizards, and turtles.
d. Every zoo has a hospital for ill or injured animals.
d. Every zoo has a hospital for ill or injured animals.