I had to make a new account i was 369379 but it dosent work anymore afar0800

Felicia has a respiratory infection and has been coughing up a lot of mucus. she knows this means that her respiratory system is working to restore balance by getting rid of the invasive materials from her lungs. how does this happen?

Which is a reason for drinking a sports drink during exercise? a. exercising less than an hour b. avoiding extra calories c. exercising in heat and humidity d. performing gentle stretches

(i think the answer is either b or d can someone me? i’ll mark you brainliest) signs tell you what you can or can't do, and what you must do. a. regulatory b. warning c. guide d. construction