of course
No in Twilight Charlie is Bella's dad.
A,ab or b
yes
your mom, your dad, your moms mom, you dads mom, your moms dad your dads dad
yes
His dad was his moms husband
The baby will either be blood type O or Type A
Yes.
Not necessarily, you could have the same, you could have the same as your dad, or you could be different. If your mom had type A blood and your dad type B you could possibly have type A, B, AB, or O blood.
yes
she would be your half-sister (since she shares half your blood)
Yes. If his mother is Type A or Type AB.