Which sentence uses correct subject-verb agreement? Select one:

All of the children on the playground is having fun.

Sea creatures in the deepest parts of the ocean are difficult to photograph.

Runners in the marathon was told to get ready at the starting line.

Different colors of paper sits neatly in separate stacks.

Which statement best describes how the first-person narration in fever 1793 engages readers? mattie's perspective on the city of philadelphia gives readers an understanding of why some residents are leaving for the country. mattie's perspective on the state of her family's business gives readers an understanding of the responsibility she feels. mattie's perspective on her grandfather's strong-headed opinions gives readers an understanding of the influence he has on her. mattie's perspective on the events of 1793 gives readers an understanding of the experiences and uneasiness of the time.