B
because when describing a noun with adjectives, you can say: that is a green salad. but if the salad is also big I can say: that is a big, green salad.
Not sure exactly what you are asking for, but when you refuse permission, an appropriate response would be:
"I do not wish for my child to participate in today's events as I do not feel it will benefit his learning."
A good response to give permission:
"I give permission for my child to participate in today's events."
Answer:
Vacuous
Explanation:
A statement that lacks any meaning can be called vacuous.
I don't know this well, but tremendous could be "frightening", because considering that the person is warning the other person that should mean that something not so good would happen in that place.