같은 handoff-outbox 디렉터리 안에서 handoff-summary-draft.txt의 이름을 handoff-summary.txt로 변경하는 명령은 무엇인가요?
handoff-outbox
handoff-summary-draft.txt
handoff-summary.txt
mv handoff-outbox handoff-summary.txt
rm handoff-outbox/handoff-summary-draft.txt
mv handoff-outbox/handoff-summary.txt handoff-outbox/handoff-summary-draft.txt
mv handoff-outbox/handoff-summary-draft.txt handoff-outbox/handoff-summary.txt