PLEASE HELP ASAPPP FOR 25 POINTS

The ratio of the length of the sides of a triangle is 1:2:3. If the perimeter of the triangle is 120 feet, then which of the following are the lengths of the sides?

10 ft, 40 ft, 70 ft

20 ft, 30 ft, 70 ft

20 ft, 40 ft, 60 ft

30 ft, 40 ft, 50 ft