The human body maintains a temperature of around 98.6 degrees at all times. Enzymes are involved in almost every chemical reaction in the body. What is the connection between these two statements?

The enzyme function best at a specific temperature.

Explanation:

Enzyme activity is affected by temperature. Each enzyme has a specific temperature range in which it works most effectively. Most biological enzymes present in the human  body have an ideal temperature range of around 98.6 degrees.

oceans

indian ocean

pacific ocean

atlantic ocean

arctic ocean

southern ocean

i'm thinking (a) to keep sand in place; ////////////

explanation: a sand fence or sandbreak, like a snow fence, is used to force windblown, drifting sand to accumulate in a desired place. sand fences are employed to control erosion, sand dune stabilization, keep sand off roadways, and to recruit new material in desert areas.