Respuesta :
The sentence in which the author most clearly define his argument is "In a very real sense, it will not be one man going to the moon--if we make this judgment affirmatively, it will be an entire nation."
What is an Argument?
This refers to a logical discussion between two or more people where each person is trying to prove a point using supporting evidences to validate their claim.
With this in mind, we can see that the author is making an argument about sending men to the moon and he is of the opinion that "...it will not be one man going to the moon--if we make this judgment affirmatively, it will be an entire nation."
Read more about arguments here:
https://brainly.com/question/25465770
ANSWER: In a very real sense, it will not be one man going to the moon—if we make this judgment affirmatively, it will be an entire nation.
EXPLANATION: correct for edmentum/plato but it depends on what platform you use https://brainly.com/question/21390078