Factory owners who treated their workers well and donated large sums of money to good causes is known as

philanthropists

Explanation:

Rather than keeping their wealth for their own, philanthropists dedicated to allocated their wealth to contribute to the advancement of society.  They usually make cooperative effort with several charity organizations in order to make the while charity process become more efficient.

One example of a philanthropist in modern day era is Bill gates, the founder of Microsoft. So far, He and his wife has pledged around 95% of their wealth for charitable purposes.

seeing as no choices were provided, i'll do my best to answer it from knowledge.

job specialization promotes work ethic to the person doing the job. he/she may be strong in the arms and able to lift things, specializing him/her in a job where you lift and carry.

the spanish  

hope this meaning spain btw