The question is intended as a self-test for readers. Answers may be found in Appendix C.
A subtree of a binary tree always has
a. a root that is a child of the main tree’s root.
b. a root unconnected to the main tree’s root.
c. fewer nodes than the main tree.
d. a sibling with the same number of nodes.
We need at least 10 more requests to produce the solution.
0 / 10 have requested this problem solution
The more requests, the faster the answer.