grading prospects

[PlayingWithFire]

What grade would you give those prospect as of right now based on projectability and the chance of getting there. Any analysis is just a bonus.

Thanks in advance

prospects(in no particular order, I'd appreciate it if you order it after you grade it so I know which C+ prospect is better IYO)
Chris Seddon-SP-Devil Rays
Juan Salas-RP-Devil Rays
Wes Bankston-1B-Devil Rays
Humberto Sanchez-SP-Tigers
Kyle Blanks-1B-Padres
Chris Nelson-SS-Rockies
Chin-Hui Tsao-SP-Rockies(let's just suppose he never came to the majors and is a AAA pitcher recovering from surgery, what grade would you give him?)
Dexter Fowler-OF-Rockies
Corey Wimberly-Util-Rockies
Shane Komine-SP-Athletics
Travis Buck-OF-Athletics
Dan Meyer-SP-Athletics
Santiago Casilla(Jairo Garcia)-RP-Athletics
Craig Italiano-SP-Athletics
Ryan Garko-1B-Indians
Kevin Kouzmanoff-3B-Indians
Eric Reed-OF-Marlins
Chris Denorfia-OF-Reds