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Whether you're finding the shortest path between two locations or modeling a social network, graphs are are a critical tool for storing data and exploring connections.

For which of the following scenarios would a DAG (**Directed acyclic graph**) data structure be most appropriate?

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Match the following graph with its corresponding adjacency matrix:

**A**

**B**

**C**

**D**

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Which of the following choices describes the graph below?

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