Can somebody elaborate on 'break-in', 'break', and 'breakdown'?

[Lynsey]

English Language Tests, Intermediate level

ESL/EFL Test #165 "Phrasal Verbs (A to B)", question 9

Kathy felt a little uneasy when she found out her neighbours had a ..........

(a) break-in
(b) breakout
(c) break

English Language Tests, Intermediate level

ESL/EFL Test #165 "Phrasal Verbs (A to B)", answer 9

Kathy felt a little uneasy when she found out her neighbours had a break-in.

Correct answer: (a) break-in

Your answer was: incorrect
Kathy felt a little uneasy when she found out her neighbours had a break.
_________________________

can somebody elaborate on "break-in", "break", and "breakdown"?

Lynsey

[Conchita]

Please have a look at these dictionary definitions:

http://dictionary.cambridge.org/results.asp?searchword=break&x=0&y=0