Amanda is trying to focus on what her psychology professor is saying, but her mind keeps wandering to other things, like the fact that the lecture hall is cold, her seat is hard, there is a message on her cell phone to check, and whether or not kevin is going to be at the party tonight. this illustrates the of consciousness.
a. intentionality.
b. unity.
c. transience.
d. selectivity.

Transience.

Explanation:

Transience may be defined as the passing of memory or something with time. The memory are short lived and usually decreases with time. Transience is common with the increasing age.

Amanda tried hard to focus on her psychology professor but her mind wander on other things. She loses the memory of the psychology lecture and completely forgets after sometime. This explains the state of the transience of consciousness.

Thus, the correct answer is option (C).

b) the heart is a pump made of muscle and that is difficult to grow in the lab.