Night clubs often charge a cover charge to get in, but then they put huge mark

-

ups on the drinks they serve.

i.

Why would they do this when they could charge a larger entry fee if they lowered the price of the

drinks?

ii.

Why is it that cover charges tend to occur in clubs that have dancing, but not in local bars and pubs where only

drinking takes place? How is this consistent with the answer to

part i

?