If you do not know the directional property of a microphone, as a general rule, where do you place the sound source relative to the microphone?

On Writer's Menu bar the ________ command enables the user to cut or copy text, find and replace text, and use AutoText

Fill in the blank(s) with correct word

Given the following stack declaration, which of the following function definitions would correctly implement the destructor?

struct StackFrame { char data; StackFrame *link; }; typedef StackFrame* StackFramePtr; class Stack { public: Stack( ); Stack(const Stack& a_stack); ~Stack( ); void push(char the_symbol); char pop( ); bool empty( ) const; private: StackFramePtr top; }; a. top=NULL; b. char next; while (! empty( )) next = pop( );//pop calls delete. c. char next; while(!empty( )) next = push(); d. none of the above