GMAT 逻辑题求解Two electronic companies, Milville and Borodia,eac

GMAT 逻辑题求解
Two electronic companies, Milville and Borodia,each pay Aroca to provide health insurance for their employee. Becauseearly treatment of high blood pressure can prevent cardiovascular disease thatworld otherwise occur several years later, Aroca encourages Milville employeeto have their blood pressure tested and to obtain early treatment for highblood pressure. Borodia employees generally remain with Boradia only for a fewyears, however. Hence, Aroca lacks any financial incentive to provide similarencouragement to Boradia employee.
A. Early treatment of high blood pressure does noteliminate the possibility of a stroke later in life
B. People often obtain early treatment of highblood pressure on their own
C. Milville hires a significant number of formeremployees of Borodia
D. Borodia and Milville have approximately thesame number of employees
E. Borodia employees are not, on average,significantly younger than Milville employees
为什么答案选C 求详解.