Of the following, the greatest advantage of a database architecture is that
a. backup and recovery procedures are minimized.
b. conversion to a database system is inexpensive and can be accomplished quickly.
c. data redundancy can be reduced.
d. multiple occurrences of data items are useful for consistency checking.

c.

Explanation:

Of the following, the greatest advantage of a database architecture is that data redundancy can be reduced. This refers to data being unintentionally repeated within the database causing space to be taken up unnecessarily. Database architecture allows for this problem to be addressed and prevented.

try a gofundme or ask your family for money slowly and slowly then save it or do trades on craigslist. that's all i know

to change your username, you must:

1) make sure what the username you want to change to is allowed in this community

2) contact a administrator (for example, jaysl)

3) through pm, tell the admin what you want to change to

4) if the username is allowed, it will be changed in a matter of seconds (minutes at most)

~