Compound Sentence Corrections

How should this sentence be correctly written?

I tried to build a birdhouse but it was futile.

• comma after "but"

• comma before "but"

• take out "but"

• It is correct.

I broke my leg and I was stoic.

• correct as is

• take out the "and"

• put a comma before the "and"

• put a comma after the "and"

Choose the correct way to fix the sentence.

We need to deduce the problem out so we can move on.

• We need to deduce the problem, so we can move on.

• We need to deduce the problem we can move on.

• We need to deduce the problem so, we can move on.

• correct as written

He tried to go roller skating but his efforts were futile.

• He tried to go roller skating his efforts were futile.

• He tried to go roller skating. His efforts were futile.

• He tried to go roller skating but, his efforts were futile.

• correct as written

At my party I felt nostalgia but it had to end.

• comma needed after "but"

• correct as written

• At my party I felt nostalgia, it had to end.

• comma needed before "but"

I tried to fix my controller but it was futile.

• comma before "but"

• comma after "but'

• take out "but"

• correct as written

I made several attempts to fix my desk, but it became futile.

• I made several attempts to fix my desk but, it became futile.

• I made several attempts to fix my desk but it became futile.

• I made several attempts to fix my desk it became futile.

• Correct as written

I tried different ways to tie-dye a shirt but the outcome was futile .

• put a period after shirt

• put a comma after shirt

• put a comma after but

• the sentence is correctly punctuated

He tried to get a job but his effort were futile.

• take out "but"

• put a comma before "but'

• Put a comma after "but"

• correct as written

Jimmy works at Publix; he bags groceries.

• correct as is

• needs a comma and conjunction

• take out the semicolon

• add "and"