His father visited him regularly every morning, to encourage him to perseverance, describing at length the honor and renown that would attend him through life if he accomplished the full term prescribed. according to this excerpt, which best describes the father’s hope for his son? that he will be physically strongthat he will be smarter than all othersthat he will be revered and respectedthat he will be clever and cunning

he will be revered and respected

Explanation: To quote from the excerpt above " honor and renown that would attend him through life " the two words honor and renown are example that he believes his son would receive fame , respect and great admiration from people due to the things he would have done.

He says these would "attend" to him which means they will come to him hence he encourages him to keep going and persevere through hardships knowing at the end there would come great admiration towards him.

this null effect is caused by a weak manipulation and ineffective internal validity. in a scientific study, as the one dr. morimoto is trying to perfom, internal validity refers to the confidence placed in the cause-effect relationship and to how well an experiment is done and able to eliminate confounding variables.        

the answer to this question is d