Meaning of "It's up to you"

[hassan]

Test No. incompl/elem-29 "Responses (2)", question 1

Mike: 'I just can't make my mind up. What do you think?'
Jane: '.........'

(a) You're up to it.
(b) It's up to you.
(c) You're up for it.
(d) You're up at it.

Test No. incompl/elem-29 "Responses (2)", answer 1

Mike: 'I just can't make my mind up. What do you think?'
Jane: 'It's up to you.'

Correct answer: (b) It's up to you.
_________________________

What dose mean make my mind up?

please
hassan

[Alan]

This means make a decision/decide.
_________________
English as a Second Language
You can read my ESL story A day in the life of a student teacher

[kimhoa_coga]

Please tell me the mean of "It's up to you".
Thanks for your helps.

[Alan]

Hi,

'It's up to you' simply means you are the one who has to decide/make a decision.

A
_________________
English as a Foreign Language
You can read my EFL story 'the' vs. 'a/an'