Final answer:
A sociologist studying health inequality would be particularly interested in neighborhood social activities as they often include opportunities for exercise, influencing the community's health dynamics.
Step-by-step explanation:
A sociologist interested in health inequality and comparing rates of exercise across communities would likely consider various factors that influence physical activity in a community.
Among the options provided, C) Neighborhood social activities would be of great interest because these activities often include exercise and provide opportunities for physical engagement.
Sociologists study the role of social characteristics in outcomes, and for someone focusing on exercise, the presence of community engagement through social activities can be a strong indicator of a community's health dynamics.