I’m sorry I need help! Vanessa is preparing for a test in veterinary science. She wants an example of an abnormality in a dog. Which of the following can she use as an example of abnormality?

A. being playful at night
B. sleeping for brief periods during the day
C. coughing several times
D. barking at a new visitor

Mason joined the water polo team at his school. as part of his conditioning, mason's coach requires a 25-minute run during practice. mason's heart rate reaches 125 beats per minute, but his target heart rate zone is 138—183 beats per minute. what should mason do to get the most benefit for his heart? increase the amount of time he runs increase the speed at which he runs decrease the amount of time he runs decrease the speed at which he runs