Free points , deleting my account ;)

Which two statements are true about a system? 1. a system is a group of objects analyzed as one unit. 2. energy that moves across system boundaries is conserved. 3. there’s only one way to define the boundaries of a system. 4. all systems are made by humans.

Afixed resistor has the following color bands: orange, red, brown, gold. what is the rated resistance

The way individuals think, believe, and behave defines their: a. intellectual wellness b. personality c. self-esteem d. self-actualization