You answer is B as end would be the object other than bus in your sentence.
Answer:
Synonyms and antonyms of despair are as followed...
Explanation:
Synonyms: Anguish, desperation, gloom, sorrow, misery, pain, discouragement, desperation, melancholy etc.
Antonyms: Cheer, comfort, happiness, joy, peace, pleasure etc.
17 people or patients have died due to a cochlear implant