Which organelle is in touch with the outer nuclear membrane?

In steroid-producing cells,which of the following is true?

When the regions of the endoplasmic reticulum are studded with ribosomes on the outer surface of the cisternae,it is called:

Which of the following are types of Endoplasmic Reticulum $(ER)$?

Rough Endoplasmic Reticulum $(RER)$ $= ..........P.............$
Smooth Endoplasmic Reticulum $(SER)$ $= ......Q...........$
What substances do the above Endoplasmic Reticula synthesize/secrete respectively?

Identify the major site of biosynthesis of lipids.