Find the odd number / letters / word from the given alternative:

Here are some additional details about each option:

• A. Oil : Lamp

Oil is a necessary component of a lamp because it is what allows the lamp to produce light. Without oil, the lamp would not be able to work.

• B. Water : Tap

Water is a necessary component of a tap because it is what allows the tap to dispense water. Without water, the tap would not be able to work.

• C. Oxygen : Life

Oxygen is a necessary component of life because it is what allows living things to breathe. Without oxygen, living things would not be able to survive.

• D. Power : Machine

Power is not a necessary component of a machine. A machine can work without power, for example, if it is powered by human or animal labor.