It’s not B or C. I want to say A but I’m not 100% sure
<span>The answer is 'The Human Genome Project".
The Human Genome Project (1990-2003) was an international effort to map the compete human genetic code, the sequence of nucleotide base pairs that make up human DNA, collectively call the human genome. The official date of completion was timed to coincide with celebrations of the 50th anniversary of James D. Watson and Francis Crick's discovery of the double-helical structure of DNA (April 12, 2003). The Human Genome, the molecular instruction book of human life, contains the essential sequence of three billion base pairs of DNA.</span>
I'm going to use the letter W for this
Going by the question, white is the dominant trait.
WW = white
Ww = speckled
ww = black
4 chickens would be speckled because 50% of the punnet square is Ww