An example of commerce that would be regulated by the federsl government is A. A ferry that takes passengers from New York to New Jersey.
B. A bakery that sells homemade bread in Texas.
C. A company that rents paddle boats on a lake in Florida.
D. A bus that takes passengers between two towns in Missouri.

A company that rents paddle boats on a lake in Florida.

Explanation:

Taking people somewhere is just a tour from one destination to another. It has nothing to do with a bus or ferry taking people places (A and D are out of the question)

A bakery that sells homemade bread in Texas is just a homemade local shop in Texas. It has nothing to do with commerce.

On the other hand, renting a paddle boat is a true source of commerce

the american revolution was by the middle and upper class, and the french was by the lower and middle class.

the answer is a) to be able to obey them.