Difference between progress and progression

[reza]

Test No. incompl/advan-2 "Spin Doctors", question 7

We are told there will be little economic ......... this year.

(a) progress
(b) forwards
(c) movements
(d) progression

Test No. incompl/advan-2 "Spin Doctors", answer 7

We are told there will be little economic progress this year.

Correct answer: (a) progress

Your answer was: incorrect
We are told there will be little economic progression this year.
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why do we have to use progress instead of progression.i believe that in this matter the only thing possibility is progression that is why?beacuase we have to use noun in mentioned situation.

[Alan]

This word is usually used as part of a sequence but in this sentence I am talking just about forward movement.
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English as a Second Language
You can read my ESL story Colour Idioms