The chief procurement officer often ensures that goods and services are promptly delivered. They may be responsible for making sure vendors are paid in a timely manner. A CPO's focus generally is on supply management, whether it is in an office, manufacturing, or retail setting.
MRT.exe is the Windows Malicious Software Removal Tool. It scans for malicious files like viruses in the background and is updating itself every patch day (second Tuesday in a month).
master.exe is a process belonging to the TWD Industries remote administration tool. This process allows other users to control your PC via a local network or the Internet. If used maliciously this process can also permit users to access your PC, from remote locations, stealing passwords, Internet banking and personal data.  If unaccounted for, this process should be removed immediately. .