Meaning of 'transactions'

[Maio]

Test No. incompl/advan-18 "Money Matters (1)", question 5

All the ......... you make on your internet account are recorded so that you can check the details at any time.

(a) movements
(b) deals
(c) activities
(d) transactions

Test No. incompl/advan-18 "Money Matters (1)", answer 5

All the transactions you make on your internet account are recorded so that you can check the details at any time.

Correct answer: (d) transactions
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THE ANSWER PLEASE THANKS?

Maio

[Alan]

This means the business you have done.
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English as a Second Language
You can read my ESL story In short

[Sultano]

Could you tell me why can't we use "deals" in this context?

[Sultano]

Could you tell me why we can't use "deals"?