Answer:
A. The code completion feature.
Step-by-step explanation:
Java is a high level programming language, used by programmers as a scripting language to program the interactivity of native applications, web applications etc. It is in fact a general purpose, object oriented and class based language.
The Netbean is an IDE used to write and compile java codes to bytecodes. It has a feature for writing the java code at ease, that can help enter a line of code from a list of drop-down related menus, called the code completion feature.