Choose the true statement about steel shot versus lead shot?

Question: Choose the true statement about steel shot versus lead shot? 

(1)Steel shot weighs about one-third less than lead shot. (2)Steel shot produces a larger pattern than lead shot. (3)Steel shot is softer and denser than lead shot. (4)Steel shot is more unstable in flight than lead shot. Answer (4) Steel is more unstable in flight than lead shot. steel is less dense than lead. The pellets weigh one-third less than lead pellets of the same size. Steel retains less energy and may not kill birds cleanly at the same ranges. Steel with the same weight and shot size contains more pellets than lead, making loads that contain more shot than necessary.