Correct option (C) y y B b and y y B b
Budgies are the type of parrot have long tails. They actually budgerigar and the name budgie and parakeet are more commonly used to describe them.
These often brightly colored birds which are well known for ability to talk and known as mimicry. Green and blue is recessive. There is 32 primary mutation in the budgerigar which enable hundreds of possible mutations and color varieties.
The yellow base is dominant breeding yellow based budgies and white based budgies will yellow based offspring. The dark counts to considers a budgies with no dark counts will be bright colored , one dark will slightly darker color and two darker color still.
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