Which of these is not a major advantage of oil as a source of energy?

the answer to fill in the blank in this question would be the word resource, it is defined as the money, material or people (since human resource is a very valuable good) that a company or a person has at disposition (meaning they can use the resource as they see fit), to be able to complete a task or achieve a goal.  

the answer would be:

b. race

can we see the cartoon?

1. temperance, abolitionist, suffragist