In a puzzle, there are four boxes labeled A, B, C, and D. The conditions are: 1) Box A cannot contain item 1 if box B contains item 2. 2) Box C must contain item 3 if box D contains item 4. Which of the following statements is true?
From the set of items: X, Y, Z, W, and V, the following selection conditions apply: 1) X and Y cannot be selected together. 2) Z must be selected if W is selected. 3) V can be selected only if Y is not selected. Which selection is valid?
A book club is selecting members based on the following conditions: members must have read at least three books in the last year and must be over 18 years old. Emma has read five books and is 20, Liam has read two books and is 19, and Noah has read four books but is 17. Who can join the book club?
From the set of items: X, Y, Z, A, and B, the following conditions apply: X can be selected only if Y is selected. Z cannot be selected if A is selected. B can be selected regardless of other items. Which of the following selections is valid?