Which of the Following Is an Example of Typosquatting

Which of the following is an example of typosquatting?

A) A start-up investment company assumes the online identity of Arman & Company, a well established investment company, in social networking platforms for the purposes of acquiring its brand equity.
B) An environmental support group creates a spoof of the advertisement of a popular beverage company, highlighting its degradation of the environment by releasing waste products into the water bodies near its bottling plant.
C) A person registers a domain name, Tucson Multispeciality Clinic, which is the name of a popular multispeciality clinic hoping to to resell it to the clinic at an exorbitant profit.
D) A person registers the domain name "currentaffairs.net" to take advantage of the huge popularity of the e-newspaper currentaffairs.org to divert traffic to his webpage and make money by selling advertising space.