Answer:
The meaning is actively looking for happiness.
Explanation:
Pursue is somewhat like a chase of sorts, so imagine happiness is a robber and the pursuers are the cops following it. You are chasing after happiness to try to get it.
An analogy is a comparison of two things. You can even make graphs to compare the two things, this is an example of an analogy.
Correlative conjunction has two equal parts: so in this case it's the answer c: either ...or
other examples of correlative conjunctions would be "not only... but also" or "neither... nor" . Hope this helps! :)