It has a couple of different meanings,
A journey/trip to a sacred place or a shrine (For e.g. religious buildings).
A long search, usually with some principled/moral significance.
Some synonyms:
Religious journey
Holy expedition
Mission
Trip etc.
The exact meaning depends on the context.
Hope this helps!
The correct answer is 1. an extended comparison.
A metaphor is a type of comparison - when you are symbolically comparing two or more things (without using words such as like or as), you are using a metaphor. If you extend that metaphor into several lines or stanzas within a poem, then you are using an extended metaphor, which commonly appears in epic poems such as The Odyssey or The Iliad.
Answer:
Buddy, no one is going to watch a whole movie and write a full analysis report on it. You are gonna have to do this one on your own.