Based on passage, we have to find the most dangerous impact of removing asbestos from one place..
The option which correctly explains that is;
(A) In removing the asbestos, millions of fibers are likely to be dislodged and sent into circulation in the air.(Correct, if removing asbestos will contaminate whole air its going to be more harmful than said.){Correct}
(B) Asbestos removal is a hazardous procedure, posing significant health dangers to those who perform it.(Though it shows the dangerous effect of removing asbestos, but its limited to the workers or people who are into the action of removing asbestos) (Incorrect)
(C) Fewer than one person in a hundred who breathes asbestos contaminated air is likely to contract a respiratory ailment as a result.(Again showing the positive effect of asbestos stating its not that harmful even if a person get into the contact of asbestos contaminated air)(Incorrect)
(D) Apartment dwellers typically move from one residence to another more frequently than people who live in single family homes.(Its kind of suggesting the preventive measure, which is not at all a dangerous effect of removing asbestos) (Incorrect)
(E) Most people who live in apartment buildings insulated with asbestos are aware of that fact.(Not relevant to the passage, it doesn't mention removing asbestos as an action too, let alone having a positive or negative impact)(Incorrect)
Answer is A
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