Which of the following is a simple sentence*?*
If you are interested in sharks, you could become a marine biologist, or you could
volunteer at an aquarium.
point
There are many types of fish in the ocean, including cod, marlin, and sturgeon.
Life under the sea is mysterious, because there is a whirlwind of activity we cannot
see.
Some marine biologists study ocean animals, and others study ocean plant life.