Older adults who were given speed of processing training showed improvements in their divided attention. Divided attention describes the ability to pay attention and successfully perform multiple tasks simultaneously. Example for divide attention is <span>driving a car while conversing with a passenger. </span>
The answer to your question is, competent person
True, that's why its known as a ''complex trait'', which mean that is usually caused by a mutation in gene.
C. Most psychologists believe that prosocial behavior always contains an element of self sacrifice.