Which of the following is not likely to be an early sign of a damaged relationship?

a. your friend suddenly explodes in anger at you for no apparent reason.
b. your friend begins finding excuses to break lunch dates with you.
c. you begin to feel a sense of discomfort with your friend.
d. your cousin comments that you and your friend don't seem as close.

The reversalists continue their labors, confident that they will one day construct an engine that generates more compression than it uses, a perpetual power source that will restore to the universe its lost vigor. which theme is best supported by the excerpt? a. scientific study requires dedication and perseverance. b. people will always look for a way to achieve immortality. c. death must always be endured alone. d. change is difficult to accept but beneficial if embraced.