Which excerpt is an example of logos in Kennedy's address at Rice University? A. The Mariner spacecraft now on its way to Venus is the most intricate instrument in the history of space science.

B. That budget now stands at $5,400,000,000 a year — a staggering sum, though somewhat less than we pay for cigarettes and cigars every year.

C. I am delighted that this university is playing a part in putting a man on the moon as part of a great national effort of the United States of America.

D. I regard the decision last year to shift our efforts in space from low to high gear as among the most important decisions that will be made during my incumbency in the Office of the Presidency.