Skeletal Muscles, Cardiac Muscles, and Smooth Muscles
<span>The option which is the least important to consider before choosing a fitness activity is B. the popularity of the activity. It doesn't really matter whether an activity is popular and if a lot of people are doing it, you should do whatever you want to do. So, your personal interest, the cost, and time commitment are things you need to consider before opting for an activity, and you don't have to think about its popularity really.</span>
Phrase that best accurately characterizes STIs is A. Bacteria, viruses, and/or parasites
