Assuming No Other Changes Are Made,which of the Following Would

Multiple Choice

Assuming no other changes are made,which of the following would result in increased quantum noise in a digital image?
1) Decreasing mAs
2) Increasing kVp
3) Imaging a thicker part

A) 1 and 2 only
B) 1 and 3 only
C) 2 and 3 only
D) 1, 2, and 3