Hi, your answer would be B.
Have a nice day.
Answer:
they give the poem an upbeat tone
Explanation
because afoot is like having a pep in your step and light hearted is like your not weighed down by many troubles. you feel content and free
The girl gave a tour of the house with the blue dress.
She didn't give a tour "with the help of the blue dress" but in it, therefore the sentence should look like this: The girl with the blue dress gave a tour of the house.
