Answer: Allusion
Explanation:
An allusion is an expression which is used to call someone or something to mind Eben though that particular thing is not mentioned explicitly. It is an indirect reference.
Most allusions in literature assumes that the reader has already has some knowledge regarding what's discussed and therefore should be able to understand the indirect reference.
It would be c, what type of dog food has the best nutritious for dogs? The dog walker wouldn’t know that if they specialized in only dog walking
A parental wish is something (usually a task) that a parent would like to be accomplished by the child.