Out of my mind

[Rich7]

Test No. incompl/inter-40 "Do you mind?", question 1

She was slowly going ......... her mind with worry until she heard her daughter was safe and well.

(a) past by
(b) in to
(c) out of
(d) straight through

Test No. incompl/inter-40 "Do you mind?", answer 1

She was slowly going out of her mind with worry until she heard her daughter was safe and well.

Correct answer: (c) out of

Your answer was: incorrect
She was slowly going in to her mind with worry until she heard her daughter was safe and well.
_________________________

please,help me understand this expression.

[Torsten]

If you go out of your mind, you become insane, you go crazy.
_________________
Test Of English for International Communication
TOEIC Preparation & TOEIC Vocabulary