Final answer:
The state 'Old' is not recognized as a standard state of a process in operating systems. The standard states include New, Waiting, Running, Ready, and Terminated.
Step-by-step explanation:
The question pertains to the various states of a process in an operating system. In operating system terminology, the standard states of a process include New, Waiting, Running, Ready, and Terminated. The option 'b) Old' is not recognized as a standard state of a process in operating systems. Therefore, the correct answer is b) Old.