Mexican Hairless Dogs Are Heterozygous (Hh),carrying a Single Copy of the Dominant

Multiple Choice

Mexican hairless dogs are heterozygous (Hh) ,carrying a single copy of the dominant lethal allele.In a given population,the Hh genotypic frequency is 60% and the frequency of each homozygote is 20%.Assuming w = 1 for the Hh and hh dogs,what is the estimated genotypic frequency of the lethal HH genotype after reproduction?

A) 20%
B) 14%
C) 10%
D) 39%
E) 46%