Which sentence contains an error in subject-verb agreement? a. each volunteer and staff member need to arrive at the scheduled time. b. elke or carina is going to be the new dance squad captain. c. july and august are the warmest months of the year. d. some of her friends and family members are coming over for dinner.

However, the idea of real-life people living in what would become the united states for thousands of years before columbus ever left spain never dawned on me. what would be the best way to revise this sentence for greater clarity? a) however, the fact that columbus left spain thousands of years after people settled what would become the united states never dawned on me. b) it never dawned on me, however, the idea of real-life people living in what would become the united states for thousands of years before columbus ever left spain. c) however, the fact that people were already living in what would become the united states for thousands of years before columbus ever left spain never dawned on me. d) however, the idea never dawned on me that long before columbus ever left spain, real-life people lived for thousands of years in what would become the united states.

Read the passage and choose the correct punctuation marks

Samuel johnson believed that literature should appeal mainly to the scholar, to him the common man, to teach him the common man, to teach and him the king and the parliament