Identify the following statement as true (T) or false (F) and select correct option.
A. Pistil has the ability to recognize the pollen with respect to its compatibility.
B. Pollen tube discharged their male gametes on degenerating synergids.
C. Emasculation is required when female parent produces unisexual flowers.
D. Bagging prevents contamination on stigma with unwanted pollen.

	A	B	C	D
1.	T	F	F	T
2.	T	T	F	T
3.	F	F	T	F
4.	F	F	T	T