Operating systems employ a technique called ________ to prevent indefinite postponement—as a thread waits in the ready state, the operating system gradually increases the thread’s priority to ensure that the thread will eventually run.

P28 is an example of a cell ________

Fill in the blank(s) with correct word

____ a program means writing down in a prescribed manner the instructions for using the program, the way in which the program performs its tasks, and other items that users, other developers, and management might require.

A. Documenting B. Labeling C. Indexing D. Texting