Tracy's paper needs a stronger position statement. Which of the following could best replace sentence 5 and more effectively state the position Tracy is taking in this paper?
Passage:
(1) The electric car is sometimes promoted as a "greener" option for transportation than a gasoline-fueled car. (2) Because the electric car does not emit the harmful pollutants that a traditional vehicle does, many people assume that it must be the cleaner choice. (3) But electric cars are not always better for the environment than gasoline-fueled cars. (4)0 And they have other drawbacks too. (5) The electric car is not what you should buy today.