Some People Believe That the Air Within Their Workplace Makes

Some people believe that the air within their workplace makes them ill. Which of the following premises support this belief?

A) They consistently feel worse on workdays and weeks without holidays.
B) There has been media coverage of "sick buildings" where there is very little air exchange with fresh air outside.
C) Research has demonstrated that some buildings emit poisonous vapors that make anyone who works there ill.
D) When a small group of persons begins to believe something, the others in the larger group begin to believe it as well.