aware

Read the paragraph and answer the question below.

Awareness of Personal Space

One interesting aspect of body language deals with the way we relate to the space around us. We all have some sense of where our own personal space begins and ends. However, we are rarely aware of these boundaries until someone else enters our personal space. Awareness of this space and its boundaries is a key factor in our relationships with others. People who don't know where other people's personal space begins often have very few friends.