Question

(12) The head of the United Nations is known as the_____ .​

Answer 1

Explanation:

The current Secretary-General of the UN, and the ninth occupant of the post, is Mr. António Guterres of Portugal, who took office on 1 January 2017. The UN Charter describes the Secretary-General as "chief administrative officer" of the Organization.

Answer 2

Answer:

The head of the United Nations is known as the

$\rm\underline\pink{ Chief \: administrative \: officer }$.