Which of the following identifies the quality of data in a database?

According to Metcalfe's law, if a second computer is joined to a first, the value of the network created is how many times greater than the value of the original computer?

a. two times b. four times c. one time d. eight times

Elements are organized as pages of a book or a stack of cards in a(n) ____________________ authoring system.

Fill in the blank(s) with the appropriate word(s).