Four words have been given, out of which three are alike in some manner, while the fourth one is different. Select the odd one.

Let's check the options:

First option: Volt; Volt is the unit of electric potential difference.

Second option: Pascal; Pascal is the unit of pressure.

Third option: Time; Time is not a unit of measurement, but a fundamental quantity.

Fourth option: Ohm; Ohm is the unit of electrical resistance.

So, the correct answer is (c).