Should there be a comma before "or"?

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

The description of the house in this excerpt gives an example of

Was chris mccandless a hero why or why not

Which statement most strongly develops a positive tone? a. i was happy when i received my first paycheck for my hand work. b. winter break is approaching quickly, and i cannot wait to go shopping for gifts. c. going to the beach is one of my favorite activities; i love surfing and paddle boarding. d. a sense of accomplishment overwhelmed me as i stepped into into the stage that sunny, glorious day of graduation.