a$.$ Suppose that you are reviewing a price sheet for bonds and observe the following prices $($per $$100$ par value$).$ You believe that there are several errors in the reported prices. Without calculating the price of each bond, indicate which bond prices seem to be reported incorrectly, and explain why.

$\backslash$table$[[$Bond$,$Price,Coupon Rate $(\%),$Required Yield $(\%)],[$A$,90,8,9],[$B$,96,9,8],[$C$,110,8,6],[$D$,105,0,2],[$E$,107,7,7],[$F$,100,8,6]]$