[单选题]
2. The diagram is of a ban (Vicia fazjqs(a53po4. j1 bgmqnb81es ba)2*sm:bpw rvo0 +db65 cdj4k9top r ;ad seed in the early stage of germination. In which area of the seed would bt0c9; vrd6 s5d +pjp42a*w :mor bkdothere be enzymic hydrolysis of starch?
A. Plumule.
B. Cotyledon.
C. Hypocotyl.
D. Micropyle.