A Company Held a Blood Pressure Screening Clinic for Its

A company held a blood pressure screening clinic for its employees.The results are summarized in the table below by age group and blood pressure level.
Find the conditional distribution of blood pressure level for employees over 50.

A) 8% low,19% normal,15% high
B) 21% low,50% normal,28% high
C) 28% low,48% normal,24% high
D) 19% low,45% normal,37% high
E) 22% low,47% normal,31% high