Consider the following positions on the Intel stock. For each of the positions choose the strike X $=$ $$42.$ Choose June option.

a$.$ Short $1$ call.

b$.$ Short $1$ put.

c$.$ Short $1$ call $+$ long $1$ put.

d$.$ Long $1$ call $+$ long $1$ put.

e$.$ Long $1$ put with strike $$42$ and short $1$ put with strike $$43.$

f$.$ Long $1$ put with strike $$42,$ short $2$ puts with strike $$43,$ and long $1$ put with strike $$44.$

Assume that you enter and close the positions at the midpoint of the bid$-$ask spread.

Assume that you trade each contract on March $15($i$.$e$.$ enter the positions$).$ For each position $($a$-$f$)$ answer the following questions:

$1.$ Close out your positions on March $22.$ Calculate your net dollar gain or loss.

$2.$ Now assume that you exercise options on March $22.$ For each position compute your net gain or loss.