If your mind goes blank during a presentation, you should
a. keep talking even if you repeat what you've just said.
b. apologize for losing your place.
c. try to tell a joke to take up some time while you figure out where you got lost.
d. start at the beginning of the speech again.
e. excuse yourself to go the restroom to collect your thoughts.
Answer: a. keep talking even if you repeat what you've just said.