A bakery sells exactly seven types of bread: 1, 2, 3, 4, 5, 6, and 7. Choose five different types of bread to buy using the following guidelines:
If type 2 is chosen, type 3 cannot be chosen.
If type 4 is chosen, type 5 cannot be chosen.
If type 6 is chosen, type 7 must be chosen.
Which of the following combinations of bread corresponds with the directions?

Question

Quizplus · Accepted Answer

Two of the guidelines apply to this answer choice: If type 4 is chosen, type 5 cannot be chosen and If type 6 is chosen, type 7 must be chosen. This answer choice follows both of those guidelines.
1, 2, 3, 6, 7 is incorrect. This answer choice breaks the first guideline: If type 2 is chosen, type 3 cannot be chosen. 
1, 2, 4, 5, 7 is incorrect. This answer choice breaks the second guideline: If type 4 is chosen, type 5 cannot be chosen.
1, 2, 3, 4, 5 is incorrect. This answer choice breaks the first and second guidelines: If type 2 is chosen, type 3 cannot be chosen and If type 4 is chosen, type 5 cannot be chosen.

A Bakery Sells Exactly Seven Types of Bread: 1, 2