Answer: Total volume of fat in his body is 
Explanation:
Density is defined as the mass contained per unit volume.

Given:
Density of fat cells = 
mass of fat cells = 20% of the mass of a 70 kg student's body is fat= 
Volume of fat = ?
Putting in the values we get:


Thus total volume of fat in his body is 
Answer: B. An individual has an autoimmune disorder that destroys the beta cells of the pancreas.
C. An individual’s insulin receptors are defective.
Explanation:
Diabetes mellitus is a common disease. In this disease the level of sugar in the blood is affected. This occurs when pancreas does not produce enough insulin or the receptors involving insulin also become resistant to insulin, which is a sugar balancing hormone.
Type 1 diabetes involves the complete lack of production of insulin by the beta cells of the pancreas. The beta cells of pancreas are destroyed by the body's self immune system.
Type 2 diabetes involves the development of insulin resistance by the target cells of the body. The insulin secretes but cannot compensate for the increase in blood glucose levels due to due to defective receptors on target cells.
On the basis of above explanation, B. and C. are the correct options.
Vintage cigarette advertising companies used to reach customers by- b. affecting people emotionally through holiday connections and e. making tobacco seem wholesome and good.
The 20th century vintage cigarette advertisements presented the injurious act of cigarette smoking very glamorous and sometimes they insisted on using them for healthy habits. It was ridiculous for them to promote the then cigarette brands by manipulating their potential customers, mainly the women.
Brands like- “Lucky- strike” and “Craven ‘A’” targeted their customers by affecting them emotionally by establishing holiday connections to tobacco smoking; they described their potential women customers as “charming”. They also claimed that it actually reliefs a sore throat.
They made their ads more appealing until American President Richard Nixon banned the broadcasting of cigarette ads by signing the Public Health Cigarette Smoking Act on 1970, 1st April.
Stimulants like methamphetamines increase blood pressure
Answer: families, churches, and synagogues
Explanation: