In several species of birds, the males show off their bright colors and long feathers. The dull-colored females usually pick the brightest-colored males for mates. Male offspring inherit their father's bright colors and long feathers. Compared to earlier generations, future generations of these birds will be expected to have a greater proportion of:

A) dull-colored males

B) dull-colored females

C) bright-colored males

D) bright-colored females​