Cultural competency is best described as being aware of and understanding the differences and similarities among various cultures, as well as having the skills to effectively interact and communicate with individuals from those cultures. It involves recognizing your own cultural biases and perspectives while being open and respectful toward others' cultural backgrounds. Therefore, of the options provided, the closest description would be:
Cultural competency is being aware of the differences between other cultures.
However, it should be noted that true cultural competency also includes self-reflection, empathy, and the ability to engage positively with people from diverse cultural backgrounds.