Adam Sears is an assembly line employee with Swenson Motors. Though Adam is popular among his supervisors and colleagues, Adam experiences low morale and lack of motivation. He feels frustrated that his job is restricted to fixing nuts and bolts on the car parts. He fears that he has no chances of advancing in his career as he cannot completely assemble a car. Which of the following is true with regard to Adam? Adam's job has low role definition. Adam's job has low task identity. Adam's job has high task complexity. Adam's job has high task significance. Adam's job has a high span of control