단문 해석부탁드립니다

답변을 얻은 뒤 반드시 감사의 덧글을 남기고, 좋은 답변은 채택해 주시는 센스...
질문할 때 예의를질문 내용 :

1. 위 글에서 밑줄친 ㉠과 같은 의미로 사용된 것을 고르시오
① The company was declared bankrupt after only two years of operation.
② You have requested an operation that is not supported by this application.
③ The operation comes at a time of escalating violence across the country.
④ Insufficient memory available to complete the operation.
⑤ The patient was under anesthesia during the operation.

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