People who can afford private specialized medical treatment have lower death rates than those who must depend on treatment at Government Hospitals. This explains why people who are in high-paying professions, such as businessmen and Corporate employees, have lower death rates than the people who have low-paying jobs or who are unemployed.

Which of the following, if true, would strengthen the explanation offered above?

Many people with low-paying jobs have Government Insurance coverage and can afford private specialized medical treatment.

Many doctors in expensive specialties cannot perform emergency medical procedures.

The number of deaths among people who have low-paying jobs is far greater than the number of deaths among people who are in high-paying professions.

The rates of disease for people who have low-paying jobs are no greater than for people who are in high-paying professions.

None of these