Which sentence correctly shows the apostrophe is used to from a contraction?

Molly's option for courses to study next semester are unlimited

The missing notebook contained all of the teachers information for the field trip

Fred noted its a poor time to plant spring flowers until after the last frost

The storms arrival on Friday will bring much-needed rain

1 answer

The correct sentence that shows the apostrophe is used to form a contraction is:

"Fred noted it's a poor time to plant spring flowers until after the last frost."

In this case, "it's" is a contraction for "it is."