You Need to Move a File Titled "Weblogs" into HDFS

You need to move a file titled "weblogs" into HDFS. When you try to copy the file, you can't. You know you have ample space on your DataNodes. Which action should you take to relieve this situation and store more files in HDFS?

A) Increase the block size on all current files in HDFS.
B) Increase the block size on your remaining files.
C) Decrease the block size on your remaining files.
D) Increase the amount of memory for the NameNode.
E) Increase the number of disks (or size) for the NameNode.
F) Decrease the block size on all current files in HDFS.