II$.$ Suppose an image has a spatial resolution of $120120$ pixels, and the gray level resolution is $128.$ Please calculate the storage size of this image in $KB.(10$ Marks$)$

III. There is an image $A=\left[\begin{array}{ccc}25& 98& 56\\ 70& 250& 55\\ 90& 80& 45\end{array}\right]$ with intensity levels of $0,255,$ please calculate the negative image of A$.(10$ Marks$)$