What does 'out of love' mean?

[Outly]

English Language Proficiency Tests, Advanced Level

ESL/EFL Test #649 "Prepositional Phrases - In, On, Out and Under (22)", question 6

I know you are mad at your mom for talking to your girlfriend about your relationship. She just did it ......... of love; she knows you won't talk to your girlfriend about what you told Mom and she thought it would help your relationship.

(a) in
(b) on
(c) out
(d) under

English Language Proficiency Tests, Advanced Level

ESL/EFL Test #649 "Prepositional Phrases - In, On, Out and Under (22)", answer 6

I know you are mad at your mom for talking to your girlfriend about your relationship. She just did it out of love; she knows you won't talk to your girlfriend about what you told Mom and she thought it would help your relationship.

Correct answer: (c) out

Your answer was: incorrect
I know you are mad at your mom for talking to your girlfriend about your relationship. She just did it under of love; she knows you won't talk to your girlfriend about what you told Mom and she thought it would help your relationship.
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hello..

i do not really understand this answer. why is it out of love, if she actually did it for good, because she loves him.

[Beeesneees]

'out of love' means a similar thing to 'for love'
Similar expressions include
out of loyalty
out of respect
out of hatred
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Cheers m' dears!

[Alan]

Hi Outly,

The sense of 'out of' is the same as 'for reasons of'.

Alan
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English as a Second Language
You can read my ESL story Present Simple