The socket which Intel recommends that one should use with a liquid cooling system is LGA 2011. LGA 2011, also known as socket R is a CPU socket manufactured by Intel. It was released into the market in November 2011 and it replaced LGA 1366 and LGA 1567 in the performance and high end desk tops and server platforms. Socket R has 2011 pins that touch contact points on the underside of the processor.
I think the best answer would be the last option. Social media allow customers to express their views while conventional media do not. In social media, the viewers can freely right their comments and testimonials about a product. However, in conventional marketing like advertisements in televisions, the viewers cannot make direct comments to the company.