B) a waiting period in which a new firefighter undergoes several interviews
Although both B and C would support the argument, I believe the correct answer in this case would be A.
Answer:
The factors that are responsible for our agricultural backwardness are:Traditional farming, Lack of proper irrigation system, Lack of transport and market, Unscientific and undemocratic distribution of land, Overpressure of manpower, Poor economic condition, Lack of research activities.
Explanation:
an acute contagious viral disease, with fever and pustules usually leaving permanent scars. It was effectively eradicated through vaccination by 1979.
