Question 10 (1 point) The difference between a general binary tree and a B-tree tree is that a B-tree only a) is in combination with sequential linked lists b) can have more than two descendants from a node c) is self-balancing d) both (b) \& (c) Question 9 (1 point) The difference between a B-tree and a B +tree tree is that a B +tree only a) is in combination of a B-tree and a sequential linked list b) can have more than two descendants from a node c) is self-balancing d) both (b) \& (c) 2uestion 8 (1 point) AC++ struct significantly differs from a C++ class in that only a struct: a) can't have member functions b) has the default access set to public c) both (a)&(b) d) neither Question 6 (1 point) The FIRST development that was added to sequential files to facilitate searching was the a) hash b) index c) AVL tree d) binary tree