Which of the following statements about multipart upload of object storage service are correct? (Multiple Choice)
A . The object storage service (compatible with Amazon S3 APIs) limits the size of a single uploaded object to 5 G
C . All uploaded parts are combined into one or more objects. The size of a combined object is not greater than 5 T
E . For a large object, or the object that needs to be uploaded for several times, you can use multipart upload to complete the upload.
F . After initiating a multipart upload task, you can cancel it.
Answer: ACD