What does this passage explain about people ? Why mothers favor some children over others

A large proportion of parents consistently favor one child over another. This favoritism can manifest in different ways: more time spent with one child, more affection given, more privileges, less discipline, or less abuse. ... For example, parents give more attention to newborns than they do to their older children

Explanation:

the correct answer is the following.

one of the groups i belong to is the boy scouts. this is a problem-solving group because it has tasks that we need to solve in order to other people in different activities such as the rescue of lost pets, or elder people in need.

the other group i belong to is kids pro environment, and is an information-sharing group that tries to create conscience about the risks and problems that generate pollution in our cities. we share information to other students and parents on the importance of keep our communities clean and our skies clear.  

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