Of the following, which is most critical to the educator who subscribes to a behaviorist view of learning?

The  most critical to the educator who subscribes to a behaviorist view of learning was: Observable behavior

behaviorist view of learning Believed that most of our learning mechanism happened by watching over other people since we're kids. 
They believed, that the learning process has started since we're infants by observing how our parents talk, walk, etc

Carbon monoxide is usually more dangerous indoors.