Question
a.
find_size(root_node–>left_node) + 1 + find_size(root_node–>right_node)
b.
find_size(root_node–>left_node) + find_size(root_node–>right_node)
c.
find_size(root_node–>right_node) – 1
d.
find_size(root_node–>left_node + 1
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