Respuesta :
A, because B is weird, C is kind of right but not the best answer, D is not related at all
Both have aspects of joy and terror.
What is aspect?
The term "aspect" means the way in which a problem, idea, etc. may be considered.
What is joy?
The term "joy" means a deep feeling or condition of happiness or contentment.
What is terror?
The term "terror" means a person or thing causing intense fear. In a way it means something that makes you very frightened.
As, it is clearly mentioned in the text that he invented it to help the people with a good intention but unfortunately it was having a flaw in it which can't be fixed that's why he warned his son, but by forgetting the warning Batnik becomes the cause of his own death. So, the joy was of a good invention to help people but terror was there due to its engine's failure at maximum speed.
To know more about aspect here
https://brainly.com/question/11251815
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