Which type of industry provides services that require specialized skills or knowledge to be performed by professionals?

Aprimary industries
Bsecondary industries
Ctertiary industries
Dquaternary industries user: a ______________________ does business in more than one country, has a global presence, thousands of employees, and well-known brands.
Alarge corporation
Bmultinational corporation
Cglobal proprietorship
Dmulticultural corporation