I'm going to present several questions and scenarios that will test your knowledge of the rules and procedures of football. Let's see how you do.

Following is a defensive team alignment for tackle football. Who are primarily responsible for preventing long runs and long completed passes by the offense?

Mouse over each category to view those players' positions on the field. When you've looked at your options, click on the category that represents the players who are primarily responsible for preventing long runs and long completed passes by the offense.