Global maximum AND Global minimum in 4-queen problem are in the period (0.6) Hint: this question is true :) Select one: True O False in CSP each unary constraint relates two variables. Select one: True O False H1 is a heuristic for a staten, H2 is another heuristic for the same state n, if H1>H2 then H2 is better for search Select one: True O False Which of the following approaches we used in the class to solve the 8-puzzle problem a. Select one: O a. A* search method O b. Simulated Annealing algorithm c. Local Beam algorithm d. Hill-climbing algorithm