<prompt> Menopause transition of a female is from:30-49 years35-49 years40-51 years40-60 years  <response>: Ans. is c, i.e. 40-51 yearsRef: Williams gynae 3rded, p471Menopause:Transition is between 40-51 years.Average duration 4-7 yearsAverage age of menopause 41.5 years. 