a memory system with pages of size 1024 bytes has 512 frames of physical memory. the logical address space is also 512 pages long. how man bitys are needed for the page number and for the page offset in the logical address?

a) page number : 8 page offset: 10

b) page number : 9 page offset: 10

c) page number : 10 page offset: 10

d) page number : 10 page offset: 9