Two answers could be correct both B and D it does depend on the type of health work you are working in if you swim you burn calories and energy so being rested is a positive answer however by many health organizations or people in general 30 minutes is a safe time to swim after digestion, but if I was to say a more accurate answer would be B
Answer: tympanic membrane. also known as the eardrum
Explanation:
One should have the right tool in teaching.As one select a tool to know if it is formal or informal it will help someone to direct one's assessment toward children's interests. Hope this is the right answer and would be of help.