Should there be a comma before "or"?

emily fields couldn't see the stage or the performers from where she was sitting.

How are the themes from roosevelt's introduction to his address and the excerpt from king's letter similar? click here to read "letter from a birmingham jail."

"endangered dreams: the great depression in california: " which word best summarizes the author's description of the pea pickers camp?

Brutus: but as he was ambitious, i slew him. . who is here so base that would be a bondman? if any, speak, for him have i offended. who is here so rude that would not be a roman? if any, speak, for him have i offended. who is here so vile that will not love his country? if any, speak, for him have i offended. i pause for a reply. which rhetorical device does brutus use in this excerpt?