need answer as aoon as possible

Yesterday afternoon, just before she was leaving work for the day, Ivana's supervisor came up to her and the five other workers in her department to give them some bad news. The employer would be eliminating their department, and they would all be laid off in five to six months' time. None of the employees in the department has more than five years' service. Which of the following is true? a. the supervisor's comments start the statutory notice period running because the employer has given the employees far more notice than is required under the ESA b. the statutory notice period has not started running yet because the exact date of termination is not clear c. the statutory notice period has not started running yet because the supervisor did not give the notice in writing d. both b and c