Question 22 Which of the following properties is not true about a simple graph? Not yet answered Marked out of 1.00 Select one: a. Must be unweighted b. Must have no loops or multiple edges O c. Must be connected Flag question O d. All of the mentioned Question 23 In binary heaps, the parent of a node in index i (assuming this node has a depth of at least 2) is located at index Not yet answered Select one: Marked out of 1.00 a. None of the above Flag question b.floor(1/4) O c. floor(i/2) O d. 21