1.It's A because 'as' should have been used, meaning 'which'. 'I will refuse his demands which are outrageous '.
2.But' unless' has nothing to do with the context provided in C because 'until' should have fitted here.
Answer:
what is the question?
Explanation:
if you can comment the question, So I can help u
Damage the purity or appearance of mar or spoil