In Drosophila vestigial wings is an autosomal recessive trai

In Drosophila, vestigial wings is an autosomal recessive trait and white eves is an x-linked recessive trait. wild-type is long wings and red eyes. If a male with vestigial wings and red eyes is testcrossed, what would be the phenotype of the female offspring Select one: long wings, red eyes vestigial wings, red eyes vestigial wings, white eyes long wings, white eyes impossible to tell

Solution

The female offspring would have the option b - vestigial wings with red eyes because both the characters are recessive and the test crossed parents have these traits