Suppose Variants at a Single Locus Affect Wing Length in a Species

Multiple Choice

Suppose variants at a single locus affect wing length in a species of crickets, with homozygotes for the L allele having long wings, homozygotes for the l allele having short wings, and heterozygotes having wings of intermediate length.In one population of 600 individuals, 400 have long wings, 160 have intermediate-length wings, and 40 have short wings.What is the frequency of the L allele?

A) 0.2
B) 0.35
C) 0.7
D) 0.8
E) 0.96