If the fact that she didn't come after should logically proceed after they planned a barbecue for Saturday which I think it should. A would be the answer.
So, a possessive noun is usually used to indicate who or what has something, like "The Dogs' ball."
To change this form of children,plural, to a possessive noun, you will want to add an apostrophe, and then an s. It changes to this:
Children's
Answer:
Trickster is a very smart and brave and diligent person
Explanation: