Based on the ABC hypothesis, what would be the structure of a flower from the outermost whorl that had normal expression of genes A and C and expression of gene B in all four whorls?
A) carpel-petal-petal-carpel B) petal-petal-stamen-stamen C) sepal-carpel-carpel-sepal D) sepal-sepal-carpel-carpel E) carpel-carpel-carpel-carpel