C is the answer in my opinion
I'm guessing your asking for a grammar check? If so then...
After the children left the school bus, they dropped their bags on the front proches of their houses. The children yelled "Hello!" to their mothers and fathers and ran towards the playground to play tag with each other.
I think the answer could be rumor
Answer:
Question is incomplete!
here you have to atleast mention that what and who are the speaker in this question and which chapter this question is referencing! :)