Answer:
Size of the court
Explanation:
In the game of tennis, there could be a singles match typically involving just two players, or a doubles tennis which involves four players. The rule modified for the doubles tennis is that a wider court is used since there are more players involved.
Each player can serve the tennis after the fourth game. The server and receiver can stand at any side of the court even though it is ideal that they maintain one side.
Plasma proteins, or serum proteins. ☺️
B) flexibility , is what will improve due to these activities.
Morning jogs are one way to improve my activity level. One way to determine its effectiveness, is to pay attention to how long you can run at a time without needing to stop. Another way to improve physical activity, would be to spend an hour outside everyday. Whether it be to go on a walk, or play sports with friends. Being able to do this everyday would help my health very well!
You can write the rest about the details of what sports you would play, or where you would run to! You can also let me know where you would run and what sports and I can write the rest!!