Respuesta :
The Purpose of a note card in the index-card method of note taking is to record C. Hope this helps :)
The purpose of a note card in the index-card method of note-taking is to record B. the location of each source used during research
The method is based on using index cards to record facts, and then organize them in a simple scheme and find them more easily. It is extremely useful when studying and doing research in which it is necessary to return to the sources regularly.