1111 -P? Blue-Flowered,short-Stalked Plants (++++)And White-Flowered,long-Stalked Plant (Ffss).The Resulting F? Offspring

Multiple Choice

1111
-P? blue-flowered,short-stalked plants (++++) and white-flowered,long-stalked plant (ffss) .The resulting F? offspring (++fs) are also crossed to produce the following F? progeny: 400 blue,short
400 white,long
100 blu100 white,short e,long
What is the recombination frequency,as shown in the F? generation?

A) 0.25
B) .20
C) .08
D) .10
E) .05