50k in 2018.what is it?

50000 dollar

Explanation:

50K in 2018 means that 50,000 dollars were earned in the year 2018, so this could refer to the annual income of a person or a household.

b.

one company controls all the means of production of a product.

~coco

i believe it would influence their own way of understanding things. it shall be a foundation where they can draw or start an argument.   historians are also  scientists that  have their tools of analysis and expertise to unlock a variety of difficulties such as relationships of man, origin, politics, economy, and culture. based on facts and understanding on these areas, they may shade light to extract ideas and develop options to validate a hypothesis or debunk it.