All of the following are examples of warm-up exercises for your body and voice except:a.Drink lots of water. Avoid too much caffeine, alcohol, or other dehydrating liquids the day of your presentation.b.Pretend like you're chewing a giant wad of bubble gum --- stretch your jaw, lips, tongue. Add a vocal sound --- any old sound --- don't make it pretty.c.Raise your arms up overhead while you inhale through your nose, keeping your belly free. d.All of the above are examples of warm-up exercises for your body and voice.