The life expectancy of a female at the age of 30 is 52.0 years. It means that:

a) a 30-year-old female has the highest probability of dying.

b) a 30-year-old female has the highest probability of living.

c) females alive at 30 years of age are expected to live an additional 52 years on average.

d) 52.0 is the average age at which all females, age 30, will die.

e) very few 30-year-old females will live past the age of 82.