Our brain cannot differentiate whether we are experiencing a mental or a physical stressor. true or false?

Answer the questions in the image for brainliest. are my answers right? ?

Explain why methicillin resistant staphlococcus aureus (mrsa) is more prevalent now than it was only 30 years ago. a. antibiotics cause mutations in staphlococcus aureus that lead to an increase in the number of methicillin-resistant strains. b. methicillin resistance causes an infection to spread more rapidly. c. frequent and inappropriate use of methicillin-type antibiotics has provided selective pressure that has resulted in an increase in the proportion of methicillin-resistant strains of staphlococcus aureus. d. diseases like aids have made people more vulnerable to infections from staphlococcus aureus.

If a woman exercises 25 minutes each day, which is true, according to physical activity recommendations? a. she is exercising too much. b. she is exercising too little. c. she is exercising enough. d. it depends on the woman's level of activity.