In 2015 civil rights were extended through President Obama's executive orders and the Department of Justice decisions to which underrepresented group?

transgender

Explanation:

Transgender people feel that the sex assigned at birth does not match their gender identity, They were recognized thanks to a law known as "Obamacare", where the concept of discrimination was extended by including "for reasons of sex", that is, the gender identity (being masculine, feminine, neither of them or a mixture of both).

the factors that the economies of the muslim empires prosper were:

1- land trade routes-located between three continents  

2- sea trade routes

trade contributed to the spread of muslim empires, and with that islamic culture led to a growing feeling of internationalism resulted in the transfer of technology, science, and other cultural forms.

recent improvements in technology/telecommunication/internet have increased the pace of globalization.

explanation:

recent improvements in technology have enhanced the pace of globalization. it is not difficult to recognize that technology has created the human race one big issue. there are several aspects to technology but they all serve to meet us the further. i can beat and be friends with a fellow, thousands of miles away. technology has also bridged the knowledge gap and has presented for the ready transfer of ideas and values.