Read the sentence from paragraph 10.
(10) As electric vehicles came onto the market, so did a new type of vehicle -- the gasoline-powered car -- thanks to improvements to the internal combustion engine in the 1800s.
Which best describes combustion as it is used in the sentence?
A.
a violent excitement
B.
a chemical reaction caused by the combination of fuel and air
C.
the explosion of several components in a motor vehicle
D.
the process of burning something
