Which is the subject of this sentence?

for once in your life, try something new and exciting.

a.
life

b.
your

c.
an understood you

d.
something

i know its "you" but is it your? thats what i dont

C is the correct answer. There is an understood you as follows: “for once in your life, [you should] try something new and exciting”. ‘For once in your life’ in this sentence is an adjunct and is extra information given to emphasise the strength of the speaker’s feelings.

1: topic sentence 2: claim 3: reason 4:evidence 5:rebuttal and counterclaim 6: call to action

Explanation:

Just took test (hope it helps)