In order to set a string to reference nothing the programmer must use:
A) string1 = null
B) string1 = ""
C) string1 = '\0'
D) string1 = ''

Question

Quizplus · Accepted Answer

In Java, setting a reference type variable to null means that it no longer points to any object in memory. Therefore, when setting a string to reference nothing, the best choice is to use string1 = null. Choice B would create an empty string object that still occupies memory, and Choices C and D are not valid syntax in Java for setting a string to reference nothing.

In Order to Set a String to Reference Nothing the Programmer