Question: 2. The diagram below shows a directed graph. (a) what is the in-degree of vertex e? (b) what is the out-degree of vertex d? (c)

2. The diagram below shows a directed graph. (a) what is

2. The diagram below shows a directed graph. (a) what is the in-degree of vertex e? (b) what is the out-degree of vertex d? (c) what is the head of edge (b,c)? (d) what is the tail of edge (b,c)? (e) List the ordered pairs in the relation. (f) Tell whether it is reflexive, symmetric, anti-symmetric, and transitive

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