Name at least one composer lsinger

Answer to first question: a
answer to second question: a

Because he is boring and he want to write and for a reason he want to teach

These are two main types of research across fields:

etnography is a type of field research that tries to understand the culture and behaviour of a group as a whole; done where people have a common culture
example: interviewing informants

ethnomethodoloy studies commonsense and knowledge; it involves detailed studies of interaction
example: breeching experiments