Will wanted to go up the mountain with his hiking group.

Will broke his leg and could not go on the trip.

Which statement summarizes this situation using the subjunctive mood?

Will would have hiked up the mountain if he had not broken his leg.
Because Will broke his leg, he could not hike up the mountain.
Will did not hike up the mountain because of his broken leg.
If Will broke his leg, he could not hike up the mountain.

Will would have hiked up the mountain if he had not broken his leg.