A certain type of flower has two alleles for color (blue, purple), and two alleles for stem height (tall, short). A tall blue flower and a short purple flower are crossed, resulting in tall blue flowers, short blue flowers, tall purple flowers, and short purple flowers. What law does this example demonstrate?
A.
law of segregation
B.
law of genetic inheritance
C.
law of multiple alleles
D.
law of independent assortment