Financial Derivates specialist!!!!

plz solve this 2 short questions, Pls give the logical and correct answers.

A trader writes 7 naked call and 12 naked put option contracts, with each contract being on 100 shares.

The call option price is $8, the time to maturity is six months, and the strike price is $72.

The put option price is $6, the time to maturity is six months, and the strike price is $72.

e)How would call options margin requirement change if the stock price is $50 and if the trader is buying the call options instead of selling the call options? (1 pts)

f)How would put options margin requirement change if the stock price is $50 and if the trader is buying the put options instead of selling the put options?