Netknowledge is an online company that provides support services for businesses that need in setting up and maintaining their websites. netknowledge is an example of a company that is engaged in e-commerce.
a) b2c
b) b2b
c) n2y
d) y2k

B. B2B

Explanation:

E Commerce refers to transaction of goods, services on Internet Medium.

B2B E Commerce: 'Business to Business' E Commerce is a business whose goods & services consumers are other businesses itself (rather than end consumers). Eg-  E Commerce Businesses selling accounting softwares to businesses, businesses.

So,'NetKnowledge' an online company providing support to other businesses in their website management - is a B2B E Commerce.

B2C is 'Business to Consumer' E Commerce , catering to Consumer Needs. Eg: Amazon.

answerangel investor;