Dr. Hegsted argues that just as polio vaccine is given to every person to protect the few who might actually contract polio, mass dietary change is needed to protect the significant number who are susceptible to the life-threatening effects of press eating habits
Here we are comparing two opposite effects. Polio is actually affecting a few but dietary change is affecting a significant number. So D might be correct answer. I am not sure.
Someone throw some light.
Here we are comparing two opposite effects. Polio is actually affecting a few but dietary change is affecting a significant number. So D might be correct answer. I am not sure.
Someone throw some light.












