In Ecological Systems Theory, What Is the Difference Between a Microsystem

In ecological systems theory, what is the difference between a microsystem and macrosystem?

A) A microsystem is limited to the individual and immediate family, whereas the macrosystem includes other people with whom individuals interact such as classmates, neighbors, and extended family.
B) A microsystem is the most intimate system that affects an individual, such as the family and school, whereas a macrosystem contains broader influences of culture such as social attitudes and the media.
C) A microsystem is contained within the individual and includes personal health, age, and gender, whereas a macrosystem is the community in which an individual lives, including family, school, and society.
D) A microsystem is made up of social media friends, online culture, and other technology-based relationships, whereas a macrosystem is the "real" world of friends, family, and other people in the community.