Preposition - Phrasal verbs

Hello, I am trying to help a friend who does not understand anything in English, he just taking an examination to become Official of Justice, he got excellent grades, however the survey contained four questions on English should he must have hit at least one.

So your only chance now is to prove that in some of the questions had more than one correct answer.
But my English is self-taught then often have problems with grammar rules.

Could someone point me in any of the questions below and possible more than one correct answer, given utterance?

EXAM - Choose the correct preposition for the following sentences. Close attention to some phrasal verbs.

QUESTION 1 - “I look forward ___ driving to L.A. with my friends by the end of the year.”

A) to
B) at
C) by
D) in

QUESTION 2 - “She thinks she'll spend her whole life relying ____ that body.”

A) up
B) in
C) to
D) on

QUESTION 3 - “I hate when I'm talking ___ you with those headphones ___. You can't hear me!”

A) with - over

B) to - over

C) with - on

D) to - on

QUESTION 4 - “The teacher said: Step ___ who wants play role with Margot Karten. So I did it!”

A) to

B) over

C) forward

D) at

Thank you guys, this is the chance of a lifetime for him.