Question: Find two incomparable elements in these posets. a) (P({0, 1, 2}),) b) ({1, 2, 4, 6, 8}, |)

Find two incomparable elements in these posets.
a) (P({0, 1, 2}),⊆)
b) ({1, 2, 4, 6, 8}, |)

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