Concept of green computing​

Continuous information you receive

Ithink the answer is a.

The best answer is    c) the main() methodfor java, that will be the main starting/entry point. the other choices are generally irrelevant.a java program need not access a firewall, especially if it is designed to work offline. a firewall only deals with networking; it will not be relevant for all java programs.microsoft excel is not relevant for all java programs.a colon is too general.