An insurance contract written for a company for its employees is called

Group coverage is the correct answer because it specifically refers to an insurance contract written for a company's employees, providing coverage for a group rather than an individual. Personal insurance (A) is coverage for an individual, and would not be applicable for a group of employees. Public insurance (C) refers to insurance coverage provided by the government, rather than a company. Private insurance (D) is a general term that applies to insurance coverage for an individual or group, but does not specifically refer to coverage for a company's employees.