$$\text { Determine whether or not the graph is a tree. If it is not, explain why. }$$

$$\text { Determine whether or not the graph is a tree. If it is not, explain why. }$$

A) The graph is not a tree because two edges overlap.
B) The graph is not a tree because it is disconnected.
C) The graph is not a tree because it contains a circuit.
D) The graph is a tree.