Identifying the target population or target audience occurs during which step of the engineering design loop a identified the need b research the problem or c develop possible solutions

C I believe is the correct answer. Developing possible solutions would be easier than spending hours researching or identifying the need.

This is what i found on google “according to the collision theory, the following criteria must be met in order for a chemical reaction to occur: molecules must collide with sufficient energy, known as the activation energy, so that chemical bonds can break. molecules must collide with the proper orientation.” i hope this information you.

Fitness is the ability to perform only very light levels of physical activity.