What can be used to compare changes from one period to another?

Which of these is a feature of audible pedestrian crosswalk signals? o a. pedestrian tracking o b. emergency instructions o c. button location signaling od. responses to voice commands

Arm circles are often effective dynamic stretches for swimmers because they

Which strategy is appropriate for managing stress? complain to a loved one about your responsibilities. ignore the cause of the stress. try to think positively instead of negatively. pretend you are okay even if you’re not.