Answer:
Responses may vary but should include some or all of the following information:
Negative reinforcement encourages a behavior by removing an unwanted or unpleasant stimulus. Positive punishment discourages a behavior by introducing an unwanted or unpleasant stimulus.
Obesity may be on the rise in the United States because fast foods or food with high amounts of fat and calories tends to be cheaper then so called healthy foods such as salads and vegetables. As that’s the case people have the idea to chose the cheaper option. Another reason is because most people’s tastebuds have more of a liking to “fatty foods” then healthier options.
Explanation:
I think that every answer from your question is correct because the player who will do the serve can stand anywhere to serve the ball but the most important thing is that he should stand behind the end line. Your answers here are referring to that every service is done from the back and that is why I think those are all correct answers.
I hope that this information will help you to recognize the correct answer.