Correct answer choice is :
<h2>A) Transportation regulations to prevent overcrowding </h2><h2 /><h2>Explanation:</h2><h2 />
Good personal hygiene is necessary for encouraging good health. Personal sanitation practices such as washing your hands and brushing and flossing your teeth will help keep bacteria, viruses, and illnesses at recess. And there are thinking as well as physical advantages.
It is (B) it is strange but it does weaken the immune system
Because strep throat is a bacterial infection, your doctor will prescribe an antibiotic to treat it. These medications inhibit the spread of bacteria and infections. Several types of antibiotics are available. It's important that you finish your antibiotic treatment course to kill the infection completely.