Because Sam is interested in researching how people of different ages are affected by events, it would be most accurate to say that Sam is most interested in studying forces.

Life cycle forces

Explanation:Life-cycle forces refers to all the influences that someone goes through in their lifetime; the things that a person comes across with as they journey through life .This includes things like having children , going through some illnesses,and all other life changes as one goes through life , they are all part of a life cycle.

life cycle force

Explanation: life cycle force as the name implies are influences that occur across a life time. It reflects the effect the difference

in how the same event affects people at different stages of their life.

answer; environmental science;

answer; /// the above statement is (true);