Write a word or a term or a phrase that can substitute each of the following statements :

(i) The state and central government secretaries for various department functions under them.

(ii) The person appointed under the Companies Act, 2013 by the board of directors.

(iii) To check whether the company sticks to the legal and procedural requirement.

(iv) Secretary appointed by industrialists, professionals, leaders, etc.

(v) The function of a secretary in which they attend to telephone calls, visitors and fix appointments.

Describe briefly the necessity of proper sports gear for improving performance.