One within 10 feet of the rear of the vehicle, one about 100 feet to the rear, and one about 200 feet to the rear. ✓ CORRECT
One within 10 feet of the rear of the vehicle, one about 100 feet to the rear, and one about 100 feet to the front of the vehicle
One within 10 feet of the front of the vehicle, one about 100 feet to the rear, and one about 200 feet to the rear.