A(n) ________ separates document text so that it is easier to read

When using the Internet for research, you

a. can assume that everything you find is accurate and appropriate. b. should evaluate sites for bias and relevance. c. can assume if there is no author listed, the site is not appropriate for research. d. should look for sites with many links to other resources.

Twitter currently has more than 500 million users who generate more than ________ million tweets each day

Fill in the blank(s) with correct word