Explanation:
Option b and d would be good choices
He is determined, willing to put in the work day or night, busying himself by using both hands. stubborn too, he sticks to what he knows (his father's saying) and won't budge.
This is the bandwagon technique because they say things like "do what the rest of the country is doing" and other examples of bandwagoning.
Answer: indirectly, through his lack of action.
Explanation:
Jim does nothing in this excerpt apart from look at Della who then tried to interpret this look by diagnosing it for the presence of emotions that she had prepared for but instead found none.
We are therefore introduced to Jim's character indirectly through Della's eyes as she analyses his lack of action.