Why might the author have not to give brother a name

The author may have wanted readers to not focus so much on the characters appearances but instead to focus more on what the character is doing.

a low four-wheeled open carriage of a kind formerly used in russia.

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.