Investigative journalists such as Anas Aremeyaw Anas reveal dishonesty and improve the world. Which details from the text best support the central idea?

the text that best support the central idea is to 'Improve the World'.

Explanation: Anas Aremeyaw Anas is a Ghanian journalist. Ghanian Journalist Association code of ethics rule book supports that journalists should obtain information and data only by honest, open and fair means, 'only if it has been tampered by public interest consideration'. The last statement means that dishonest means can be used to get information and data in journalism as long as the purpose of improving the world is achieved.