Here $$ is an option quote on IBM from the CBOE website.

a$.$ Which option contract had the most trades today?

b$.$ Which option contract is being held the most overall?

c$.$ Suppose you purchase one $19$ Jul $125$ Call option. How much will you need to pay your broker for the option

contract $($ignoring commissions$)?$

d$.$ Suppose you sell one $19$ Jun $135.$ How much will you receive for the option contract $($ignoring commissions$)?$

e$.$ The calls with which strike prices are currently in$-$the$-$money? Which puts are in$-$the$-$money?

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