The following diagrams represent the types of aestivation in corolla. Identify the correct combination of labelling.

The diagram of the section of a maize gain is given blow. Identify the parts labeled A, B, C, and D.

Given figure represents position of floral parts on thalamus :-

(A) 

(B)  

(C) 

(D)  

Select correct examples for $\mathrm{A},\mathrm{B},\mathrm{C}$  and $\mathrm{D}:-$

Refer to the given figure and select the incorrect statement regarding this.