Which of the following is an advantage of driving a hybrid vehicle instead of a traditional gasoline-powered vehicle?
A. It takes longer to drive places.
B. It conserves fossil fuels.
C. It uses more fossil fuels.
D. It works only on sunny days.

substituting a hydrogen atom with a halogen in a hydrocarbon:

- the single bond remains single. a is wrong.

- the bond with hydrogen is as strong as with a halogen. c is wrong

- a hydrocarbon is saturated if there is no double bond. we do not know that so d is wrong.

- carbon will always have four valence electrons. e is wrong.

by elimination, the correct answer is b. the boiling point of the new compound increases.

answer7,570,82356 cubic centimeters;

∠gdh and ∠edh on edg.

answer is c