a) What is the strategy used by prolog to answer questions? [2] b) Write the following programs in prolog. For each program write the query and show trace of the indicated sample input. Then show the output. i) ii) takeOut: A program that removes an element from a list. Sample: Remove element 6 from the list [5,2,3,1,6,8] [10] member: A program that tests if an element is the member of the list. Sample: element 7 in list [3,6,2,7,8,5] [8] Question Five