-The Red Throat Found in Reproductively Mature Males Is Likely

$\begin{array}{|l|l|l|l|}\hline& \text {Female Preference}& \text {Male Courtship }& \text {Redness of}\\ \text { Fish \#}&\text { Score}&\text { Behavior}&\text { Male Throat}\\& \begin{array}{l}\end{array} \\\hline & (0-3) &\text { (\# per mimute) }& (0-10) \\\hline 1 & 0 & 1.75 &5.00 \\\hline 2 & 0 & 0.28 & 5.00 \\\hline 3 & 0 & 0.00 & 7.00 \\\hline 4 & 0 & 0.74 & 5.00 \\\hline 5 & 0 & 0.11 & 3.00 \\\hline 6 & 0 & 1.20 &4.00 \\\hline 7 & 0 & 0.28 & 6.50 \\\hline 8 & 0 & 0.49 & 5.50 \\\hline 9 & 0 & 1.55 & 6.50 \\\hline 10 & 1 & 2.57 & 7.50 \\\hline 11 & 1 & 6.48 & 7.00 \\ \hline 12 & 1 & 1.89 & 7.50 \\\hline 13 & 1 & 0.48 & 5.00 \\\hline 14 & 1 & 0.14 & 8.00 \\\hline 15 & 1 & 8.04 & 7.50 \\\hline 16 & 1 & 0.38 & 7.50 \\\hline 17 & 1 & 3.81 & 8.00 \\\hline 18 & 2 & 8.23 & 8.00 \\\hline 19 & 2 & 10.00 &6.50 \\\hline 20 & 2 & 11.07 & 6.00 \\\hline 21 & 2 & 1.87 & 6.50 \\\hline 22 & 3 & 3.30 & 6.00 \\\hline 23 & 3 & 12.93 & 7.00 \\\hline 24 & 3 & 12.72 & 7.50 \\\hline\end{array}$

-The red throat found in reproductively mature males is likely the result of

A) being homozygous.
B) sexual selection.
C) genetic drift.
D) heterozygous advantage.