What language must all pilots speak?

Here is the question :

WHAT LANGUAGE MUST ALL PILOTS SPEAK?

Here is the option for the question :

• International Pilots’ Language
• British English
• Aviation English
• Navigation Linguistics

The Answer:

And, the answer for the the question is :

Explanation:

[STC007880]. English is both the international language of travel and the language of commerce. However, it’s not just any English. Aviation English is a unique pilot language with 300 words that combines jargon and ordinary English. To avoid pilots and air traffic managers misinterpreting communication, the language was codified. That very problem led to catastrophic aircraft crashes before the language was developed, which is why the International Civil Aviation Organization now requires proficiency in Aviation English. That, Roger.