Answer:
c destroys them
Explanation:
hiv targets and destroys cd4.
<h2>Answer:</h2>
<u>Natural gas is indoor pollutant</u>
<h2>Explanation:</h2>
From the options given above smog and vehicle exhaust are outdoor pollutants. Oxygen is not a pollutant at all. The only option left is natural gas. When we cook food or use heaters we use natural gas so the burning of natural gas pollutes the indoor environment that is why we can say that natural gas is indoor pollutants.
Which game are u talking about
Group of fitness instructors : ( A ) Demonstrate proper techniques for yoga and aerobics
<h3>Duties of fitness instructors ?</h3>
Fitness instructors are incharge of planning and executing proper exercise for yoga and aerobic exercises. They also assess the health conditions of the clients as well before planning.
A group of fitness instructors shows that there is a proper technique in line for yoga and aerobics exercise.
Hence we can conclude that Group fitness instructors demonstrate proper techniques for yoga and aerobics.
Learn more about Fitness instructors : brainly.com/question/1365564
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