Lilies in a Certain Pond Double Their Total Lake Area

Multiple Choice

Lilies in a certain pond double their total lake area covered every week. One day you notice that the pond is 1/8 covered with lilies. How long will it be before the pond is totally covered with lilies?

A) 6 weeks
B) 8 weeks
C) 4 weeks
D) 3 weeks
E) It is impossible to answer this without knowing the total area of the pond.