Why only Those is proper here? Not 'these'?

[Christina328]

English Language Tests, Intermediate level

ESL/EFL Test #170 "this, that, these, those", question 7

......... students at the administration office want to transfer to our school.

(a) Those
(b) That
(c) This
(d) These

English Language Tests, Intermediate level

ESL/EFL Test #170 "this, that, these, those", answer 7

Those students at the administration office want to transfer to our school.

Correct answer: (a) Those

Your answer was: incorrect
These students at the administration office want to transfer to our school.
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Dear Sir,

I think These is also right if the speaker stands near these students, why only Those is proper here?

Thanks in advance

Christina

[Mister Micawber]

.
The students are 'at the administration office', so they are not 'here'.
.
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Native English teacher at Mister Micawber's