Fearful to place files into cloud

Respond to the following statements:
Many businesses were initially fearful to place files into cloud due to the perception that files in the cloud were less secure. Agree or disagree? Defend your answer.
To enhance security, most cloud-based file systems encrypt the underlying files. Agree or disagree? Defend your answer.
Because network communication is fast, cloud-based storage will always be faster than on-premise storage. Agree or disagree? Defend your answer.