. Which of the following statements is true?

Neither sexual intimacy nor emotional intimacy is required to keep a relationship close.

Both sexual intimacy and emotional intimacy are required to keep a relationship close.

Sexual intimacy is more important in a close relationship than emotional intimacy.

Emotional intimacy is more important in a close relationship than sexual intimacy.

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.