I just took a test in school today. What question was I asked?

Question I was asked: Which sense can be used to determine an object's ability to reflect light?

I just took a test in school today. What question was I asked?

Question I was asked: Which unit can be used to describe an object's length?

I just took a test in school today. What question was I asked?

Question I was asked:
People are developing electric cars that would replace gasoline-burning cars. One major advantage of the electric car is that it