a. What is the delta of a call option?

b. What does it mean to assert that the delta of a call option is 0.7?

c. How can you hedge a long position in 1,000 above call options using the underlying futures?

d. How can you replicate a short position in 1,000 above call options using the underlying futures?

e. How can a long position in 1,000 above call options be made delta neutral using other options (not using underlying futures)?