Which of these sentences uses a semicolon appropriately?

a. Although the concert doesn't start for over an hour; most of the fans have already arrived at the concert hall.
b. The concert doesn't start for over an hour; though, most of the fans have already arrived at the concert hall.
c. Most of the fans have already arrived at the concert hall; however, the concert doesn't start for over an hour.
d. Even though the concert doesn't start for over an hour; however, most of the fans have already arrived at the concert hall.

Question

Which of these sentences uses a semicolon appropriately?

        a. Although the concert doesn't start for over an hour; most of the fans have already arrived at the concert hall.	
	b. The concert doesn't start for over an hour; though, most of the fans have already arrived at the concert hall.	
	c. Most of the fans have already arrived at the concert hall; however, the concert doesn't start for over an hour.	
	d. Even though the concert doesn't start for over an hour; however, most of the fans have already arrived at the concert hall.

anonymous · Answer

this might help you http://openstudy.com/study#/updates/524b1dd6e4b0e0b6559871ae

frizz · Answer

I wish it did, It narrows it down to C and A for me.

anonymous · Answer

how about this one.... https://answers.yahoo.com/question/index?qid=20131108170451AAsn40E

frizz · Answer

Seems like multiple sources say C.

anonymous · Answer

yup, so i guess thats your answer.....??

frizz · Answer

If I had to logically eliminate the others, it seems good.