How many chemicals in tobacco products have been proven to cause cancer?
a)30
b)60
c)1000
d)4000

The correct answer is letter D. There are about 4,000 different types of chemicals found in tobacco products. Scientists have discovered that 43 of which are cancer-causing and can negatively affect the body in many other ways. Nicotine is the known addictive chemical in tobacco that causes a person's dependence.

Ithink our serving sizes are larger. 

Dis correct. the rest of the answers are definitely wrong.without the basic needs like food, shelter and love , one will remain trapped in trying to fulfil these needs first which means putting food on the table and struggling to pay bills. it is impossible to achieve self actualization when without the basic needs which is the base.