The correct answers are A, C and E.
In this excerpt from Ronald Reagan’s "Address at Moscodnw State University", the underlined words are:
A- An example of procatalepsis becuase by saying this, Reagan is raising an objection to his own argument and then, in the following part, answering it.
C- A way to acknowledge an opposing view to the one he is presenting. The underline words do not represent Raegan's position on the subject, but he still acknowledges them.
E- Followed by a counterargument. Raegan uses this phrase to emphasize his own point of view and position by contrasting each other.