4. Read this sentence from paragraph 2 of Keep Bikes Out of 100 Oaks Park.
Make no mistake—people will need to be on their guard.
When the author says people will need to be on their guard, he or she means that people will need to
O pay attention to what is going on around them.

O caution cyclists not to drive too quickly.

O keep control of their pets to protect them.

O try to control their anger and frustration.