In the Section "Investigating Life: Birds Do It,Bees Do It",how

Multiple Choice

In the section "Investigating Life: Birds Do It,Bees Do It",how did the researchers alter the colors of M.lewisii and M.cardinalis?

A) by looking for naturally occurring color variants of M.lewisii and M.cardinalis in the wild
B) by creating transgenic flowers with the desired color
C) by deleting the YUP locus
D) by duplicating the YUP locus
E) by selectively breeding M.lewisii and M.cardinalis,yielding hybrid colors similar to the other species