i need a best logo for YouTube channel

Hey, I have a job and I need a logo to present to my office and I was told that this logo will be used for our companies youtube channel... here below, I put a link to 5 different youtube channels for you to look at their logos and tell me what one you feel will be best for our compnay... NOTE: if you do not go through the 5 youtube channels you will not be selected for the job because we want a very very disciplined designer to work with us.... So, make sure you look at all the channels one by one and tell me what one is best and if you have the best Idea, you will get the $999 logo design work from our compnay..... LINKS ARE BELOW

http://xpshort.com/NYr1bgn
http://xpshort.com/79lir793
http://xpshort.com/TI4H9by
http://xpshort.com/fXInrQ
http://xpshort.com/lxigAuK