Given the following reaction mechanism, what is the equation for the overall $*$

$1$ point reaction?

$2AB+2C(slow)$

$B+CD+E(fast)$

$C+DE+F(fast)$

a$.2A2E+F$

b$.2A+B+2CD+2E+F$

c$.2A+2C2E+F$

d$.2A+B+2C+DB+2C+D+2E+F$

e$.2A+C2E+F$

a

b

c

d

e