Why is it important to identify keywords before writing research questions?
keywords are parts of a citation.
keywords narrow the focus.
keywords must be in each source.
keywords expand the scope of study.

b.provides a written record of the transaction

well this is going to be a long answer lol ok so the visigoths were a branch of the goths who frequently raided rome, uh the hunas attacked the guptas a lot and weakened them, uuhm of course the romans used math and science in there every day lives i mean they had a whole empire to run, and rome was split into east and west by a general named diocletian. hope this you! : )