The type of the value you send with the say() message must be a(n) ____.

Which of the following is not a chart element?

A) Gridlines B) Chart title C) Axis title D) Chart foreground

When using a node pointer to traverse a linked list, we know we have reached the end of a list when

A) we encounter the new line character '\n'. B) we encounter a successor pointer value of NULL in the current node. C) we arrive back at the beginning of the list. D) we encounter a sentinel, usually 9999. E) None of the above