Answer:
some of the most essencial vitamins are A, C, D, E, K, and the B vitamins: thiamin (B1), riboflavin (B2), niacin (B3), pantothenic acid (B5), pyridoxal (B6), cobalamin (B12), biotin, and folate/folic acid. some of the most essencial vitamins are calcium, chloride, magnesium, phosphorus, potassium, sodium, and sulfur.
1st blank is integrity because dependability means you can be relied on while responsibility is owning up to your actions.
2nd blank is leadership because communication skills is how to talk to people regularly, not give out directions while optimism is incorrect.
The basis for physical fitness is having a good eating habit, which means to know what you are eating and to eat cleanly. Exercise at least an hour every day and drink plenty of water throughout the day.
You should do this by putting the blood sample in a secure container. Then put it in a bag and label the substance. After this take it to the lab and do what is needed for the experiment.
The correct answer would have to be C age.