The answer to this question is C.
A is wrong.
B is correct.
C is true but magnetic monopoles have been predicted in theory, but never found in practice.
4 Types Of Dimmers :
1. Incandescent/Halogen
2. Magnetic Low Voltage (MLV)
3. Fluorescent
4. Light Emitting Diode (LED)
These are the different types of switches :
1. A single-pole switch controls lights from a single location. ...
2. A 3-way switch provides two separate control locations and is best used with recessed lights. ...
3. A 4-way switch provides for three or more dimming locations.
4. Switches are wired to the "hot" conductor in a wall box.
<em>I hope that my answer helps!</em>
Answer:
click on the cell
Explanation:
This is a little tricky. We need to first think of the column, then of row, and then click on the corresponding cell. And then we either start typing or move our mouse to highlight the cells. Hence, the correct option here is click on the cell.