When are two events mutually exclusive?

A.They overlap on a Venn diagram

B.If one event occurs, then the other cannot

C.Probability of one affects the probability of the other

D.Both (A) and (B)

E.None of the choices are correct

Routine physical examinations are conducted annually as part of a health service program for the employees. It was discovered that 8% of the employees needed corrective shoes, 15% needed major dental work and 3% needed both corrective shoes and major dental work.

What is the probability that an employee selected at random will need either corrective shoes or major dental work?

A.0.200

B.0.250

C.0.500

D.1.00

E.None of the choices are correct