She had a baby, that's why she gave up her job

1.she had a baby,that's whyshe gave up her job
->if
->unless
2.without you,i would have given up my job 5 years ago
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->unless
3.the policeman showed me the way,i found his house
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->unless
4.he doesn't travel around the world because he doesn't have a lot of money
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->unless
5.unless you phone me tonight,you won't get any information
->if
6.you will catch a cold if you don't put on your coat
->unless
7.the fire destroyed the building completely because the firemen didn't arrive in time
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->unless
8.she didn't have much time,therefore she bought everything online
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->unless
9.i won't do anything if you don't answer my questions
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10.Nick is fat because he doesn't take any exercises
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->unless
11.you won't get into university without passing your exam
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->unless
12.Peter left his job ytd because of his low salary
->if
->unless
HELP MEEEE!!!!