On page connectors on flowcharts always contain:

Surge protectors are effective for preventing damage to the computer from fluctuations in ________

Fill in the blank(s) with correct word

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