Part I: In a computer system, a page replacement policy is used to manage system resources. Suppose that a newly-created process has 3 page frames allocated to it, and initially ali page frames are empty. Thenit generates the page references indicated below. 1. ABCBADABCDABACBD () How many page faults would occur with FIFO page replacement? (b) 9 (a) 7 (c) 10 (d) 12 (ii) How many page faults would occur with LRU (using linked list) page replacement? (d) 12 (a) 7 (b) 9 (c) 10 (ii) How many page faults would occur with Optimal page replacement? (a) 7 (b) 9 (c) 10 (d) 12