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4. (13 points) A*and Heuristics Consider the search state graph shown below, where S is a start state and G1 and G2 are goal

4. (13 points) A*and Heuristics Consider the search state graph shown below, where S is a start state and G1

4. (13 points) A*and Heuristics Consider the search state graph shown below, where S is a start state and G1 and G2 are goal states. S 3 G1 SABC G1 G2 0 0 0 0 0 0 h9 6 4 1 h 0 0 0 0 h3 8 5 5 1 B G2 14 (a) (3 pts) Which heuristics are admissible (or write none)? (b) (3 pts) Which heuristics are consistent (or write none)? (c) (3 pts) For heuristic h, what order will nodes (paths) be added to the fringe in A*graph search? Present info as ((S), g+h= f), ((S-A-C), 12+1=13), etc. (d) (2 pts) For heuristic h, what order will states be added to the closed/explored set in A*graph? (e) (2 pts) For heuristic h, what path with A*graph search return?

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