Answer:
The answer is mitochondrion.
<span>Im pretty sure the answer is B) Pupil, lens, retina, optic nerve
hope this helps :)</span>
The factors that affect personal health that are the most easily controlled are c) lifestyle.
You can easily change the way you are living, whereas these other things cannot be.
There are 72 choir members. This is 24 times 3 = 72. We need to do this operation to find how many people there are in total. It's a bit confusing to explain, but if you need more help, just tell me! Once you get better, you'll understand when to multiply. I hope this helps! :D