Read the following paragraph from the article.
The week of March 16, the Centers for Disease Control and Prevention, or CDC, quietly updated its guidance. It now says that hospitals low on surgical masks should consider ways to reuse them or to use them through an entire shift and scarves or bandanas could be used "as a last resort." However, some health officials warned cloth masks might not work.
Which idea is BEST supported by this paragraph?

(A) The CDC thinks cloth masks are just as effective as surgical masks against the coronavirus.

(B) The CDC changed its guidelines because it recognized there is a shortage of surgical masks.

(C) The CDC has always believed it was unnecessary for hospitals to use more than one mask a day.

(D) The CDC approved the use of scarves and bandanas long before updating their guidelines.

Mr. will, a 67-year-old patient, is postoperative day 2 after a coronary artery bypass graft operation to revascularize his coronary arteries that were significantly blocked. he has a midline incision of his chest and a 7-inch incision on the inner aspect of his right thigh where a saphenous vein graft was harvested and used to vascularize the blocked coronary artery. the surgeon ordered oxycodone 5 mg every 4 hours prn for moderate pain and oxycodone 10 mg every 4 hours prn for severe pain. a. considering the patient's age, what medication administration considerations should the nurse incorporate into the pain management plan and why? b. what measures should the nurse provide the patient to prevent adverse effects of analgesic agents from occurring? c. what nonpharmacologic pain management methods should the nurse teach to mr. will to assist with pain management?