Answer:
Idle time investment bank willing to pay = $819,984,000 
 so here correct option is B.Approximately $820,000,000
Step-by-step explanation:
given data 
common stock = 40 million shares
par share = $22 
bank fees = 6.82%
solution
we know that Revenue generated from sale is 
Revenue generated = 40,000,000 × $22 
Revenue generated = $880,000,000 
and 
Banker fee = 880,000,000 × 0.0682 
Banker fee = $60,016,000 
so 
Idle time investment bank willing to pay will be 
Idle time investment bank willing to pay = Revenue generated - Banker fee
Idle time investment bank willing to pay =$880,000,000 - $60,016,000 
Idle time investment bank willing to pay = $819,984,000 
 so here correct option is B.Approximately $820,000,000