B2. a. Draw the corresponding binary search tree from the below given order.. 57,80,92,69,61,10,27,52,26 B2. b. Determine whether each situation involves a permutation or a combination. then find the...

Extracted text: B2. a. Draw the corresponding binary search tree from the below given order.. 57,80,92,69,61,10,27,52,26 B2. b. Determine whether each situation involves a permutation or a combination. then find the possibilities. a. Choosing the first, second and third-place in a race with 10 competitors. b. Ten students have been elected to serve on students' council. In how many ways can 4 of these students be chosen to represent the school as ambassadors at the provincial education conference? c. Checking out 4 library books from a list of 8 books for research paper. d. Seating 5 men and 5 women alternately in a row beginning with a man. B2. c. How many arrangements are there of the letters of the word CHEESECAKE a. When repetition is allowed? b. When arrangement starts with A? c. When the four E's are to be together?