How difficult is Ice 9 puzzle? #shorts

It is difficult to walk on ice because of

3 students {A, B, C} tackle a puzzle together and offers a solution upon which majority of the 3agrees. Probability of A solving the puzzle correctly is p. Probability of B solving the puzzle correctlyis also p. Cisa dumb student who randomly supports the solution of either A or B. There is one morestudent D, whose probability of solving the puzzle correctly is once again, p. Out of the 3 memberteam {A, B, C} and one member team {D}, which one is more likely to solve the puzzle correctly.

Give reasons for the following: It is difficult to walk on well polished floor or ice.

Which one of the following is not an objective of including riddles and puzzles in the EVS textbook?