To get a pure-bred colored flower plant, you start with a colored
flower plant. What should you do next?
A. Nothing, this is a pure-bred
colored flower plant.
B. Self-fertilize this plant. If all the
flowers of the next generation are
colored, the plant was pure-bred.
C. Cross-fertilize this plant with
a colored flower plant.
D. Cross-fertilize this plant with a
white flower plant