Which of the Following Does Not Primarily Depend Upon Comparative

Which of the following does not primarily depend upon comparative reasoning?

A) Comparisons are like a fine set of carpentry tools-you have to know a tool's purpose, or else it will be useless to you.
B) Just as there are myriad flowering plants in a well-tended garden, people cultivate an exceptional variety of ways to express comparative reasoning.
C) Using comparative reasoning as the firm foundation for logically strong arguments is like trying to build a house out of straw in a swamp.
D) "Reserve your right to think, for even to think wrongly is better than not to think at all," said Hypatia of Alexandria more than fifteen hundred years ago.