Which of the following sequences of symbols are well$-$formed formulas $($wffs$)?$Write yes or no after each symbol sequence$\mathrm{.}16+4=10$ is not a wff$1$No$2$C v ~C is a wff$1$Yes$3$~ B $($~B v ~B$)1$Yes$4$~ $($A B$)1$Yes$5($A B$)$ v $($C D$)$ & $($E v F G$)1$No$6$~A $($E or F$)1$Yes$7$~A v $($E v F$)1$Yes$8$~~A v $($E v F$)1$Yes$9$B v ~BB$1$No$10$~ZZ & ~BB$1$No