1.

A partial order P is defined on the set of natural numbers as follows. Here a/b denotes integer division. i)(0, 0) P. ii)(a, b) P if and only if a % 10 b % 10 and (a/10, b/10) P. Consider the following ordered pairs:
i. (101, 22) ii. (22, 101) iii. (145, 265) iv. (0, 153)

A. nThe ordered pairs of natural numbers are contained in P are ______ and ______
B. (145, 265) and (0, 153)
C. (22, 101) and (0, 153)
D. (101, 22) and (145, 265)
E. (101, 22) and (0, 153)
Answer» E. (101, 22) and (0, 153)


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