1.B without regular cardio workouts, you will have a very hard time breathing
2.B all of those CAN give accurate info, but gov. studies are best due to the amount of people they question
3.C the AHA does reliable experiments that proves helpful
4.D gov wellness sites usually give old or washed down advice
5.B if your muscles aren't used to physical activity, they will respond a bit more "aggressively" for lack of a better word
D is preferable.
Explanation:
The behavior response requires communication between cells and an organ system.
D.) Both A and C.
Because your body will learn that i will get food more frequently even if is just a small portion and will burn more fat(energy) during that short time period and breakfast is the first meal of the day after nit eating for at least 8 hours you need the energy to start your day and so your body has the energy to do things that would make you feel more healthy and with energy.