Which of the above are the correct S. I: units of the quantities indicated?

Answer Details

The correct SI units for the given quantities are:
I. Force - Newton (N)
II. Torque - Newton meter (Nm)
III. Current - Ampere (A)
IV. Power - Watt (W)
Therefore, the options that include the correct SI units for all the given quantities are "I, II and III only" and "I, III and IV only".
It's important to note that SI units are the standard units of measurement used in science and engineering to ensure consistency and accuracy in the reporting of data. It's crucial to use the correct units of measurement to ensure that calculations are accurate and meaningful.