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Thank you for reading this post. Please help me on those sentences.

1)The sample demonstrates unsatisfactory workmanship and finishing qualities.
or
2)The sample demonstrates unsatisfactory workmanship and finish qualities.
or
3)The sample demonstrates unsatisfactory workmanship and finishing quality.
or
4)The sample demonstrates unsatisfactory workmanship and finish quality.

Thank you so much for all of your corrections.

John
Comments  
I would say only the first sentence is correct. 2 and 4 are incorrect because you need a gerund to modify a noun. Number 3 is incorrect too because it lacks a determiner. You would need "a" .
Thank you for your opinion Maj.
However, according to what you said -- "You would need "a".
Where should I put "a" in that sentence?
Thankx
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She believed that the judges did not make their decision fairly.