You have just discovered that you can upload your objects to Amazon S3 using Multipart Upload API. You start to test it out but are unsure of the benefits that it would provide. Which of the following is not a benefit of using multipart uploads
选项：

A: YOU CAN BEGIN AN UPLOAD BEFORE YOU KNOW THE FINAL OBJECT SIZ
E:
B: QUICK RECOVERY FROM ANY NETWORK ISSUES.
C: PAUSE AND RESUME OBJECT UPLOADS.
D: IT'S MORE SECURE THAN NORMAL UPLOA
D: