The Android operating system is owned and maintained by Amazon

When we add a node on the right branch of a ____ node, automatic balancing occurs and the node is now even high.

A. left high B. right high C. even high D. balanced

When writing a program, a(n) ____ structure involves invoking, or summoning into action, specific sections of code as they are needed.

A. sequence B. selection C. iteration D. invocation