Plz help
Which of these is a run-on sentence? ett

The writings of james baldwin and zora neale hurston express different perspectives on black culture in america because the two writers originate from different cultures hurston writes about women, while baldwin writes about men the two writers have contradictory opinions about racism in america hurston encourages positivity, while baldwin explores painful topics

American history (is, are) studying the american colonies.

Which of the following is an example of a periodical?