The answer is mean!
mean is the average of a group of numbers; therefore, it is the most efficient and accurate!
Hope this helps!! :)
C. and the explanation is i just know
It would be B. XY, XY, XY, XY, XX, XX, XX because the male gamete is Y, meaning 4 of these kittens are male, and 3 are female because they lack a Y gamete.