Generalizing from Race Times Reported in the Text for Marathon

Multiple Choice

Generalizing from race times reported in the text for marathon races, if the world record time for the women's half-marathon was 1 hour 20 minutes in 1900, what would you expect the world record time for women to be today for this race?

A) 1 hour 40 minutes
B) 1 hour 20 minutes
C) 1 hour 15 minutes
D) 45 minutes