In the following sketch of stomatal apparatus the parts I, II and III where labeled differently by four students, the correct labeling out of the following is
A) I Guard cell, II stomatal pore, III chloroplast.
B) I Stomatal pore, II guard cell, III chloroplast
C) I chloroplast, II stomatal pore, III Guard cells
D) I Guard cell, II chloroplast, III stomatal pores.
