The Most Influential Domain Name Registrar That Controls the Primary

The most influential domain name registrar that controls the primary top-level domains is the:

A) Canadian Internet Registration Authority (CIRA) .
B) Internet Corporation for Assigned Names and Numbers (ICANN) .
C) Anticybersquatting Consumer Protection Authority (ACPA) .
D) Worldwide Domain System Registrar (WDSR) .
E) World Intellectual Property Organization (WIPO)