Suppose P1 is a partially ordered class and a cut of P1 is pair (D, T) of nonempty subclasses of P1 satisfies which of the following properties?

Suppose P1 is a partially ordered class and a cut of P1 is pair (D, T)

1.	Suppose P1 is a partially ordered class and a cut of P1 is pair (D, T) of nonempty subclasses of P1 satisfies which of the following properties?
A.	D T=
B.	D T=P<sub>1</sub>
C.	xyz T
D.	z T and zx D
Answer» B. D T=P<sub>1</sub>