[Solved] What is true of the lunar highlands? A)They are found on the Moon's northern hemisphere. B)They are less heavily cratered than the mare. C)They are the darker regions of the Moon seen with the naked eye. D)They are younger than the darker mare. E)They are the oldest part of the lunar surface. Influenza: A contagious respiratory illness caused by influenza viruses, characterized by symptoms like fever, cough, and body aches. Staphylococci: A genus of gram-positive bacteria, known for forming clusters like grapes, some species of which can cause a range of infections. Pneumonia: An infection that inflames the air sacs in one or both lungs, which can fill with fluid or pus. Abscesses: Localized collections of pus that may occur in any tissues of the body due to infection.