Professor lawrence was concerned about the validity of a recently reported experiment on the effects of alcohol use. which process would best enable her to assess the reliability of these findings? naturalistic observation replication random sampling a case study

I believe the answer is: Replication

In research, replication refers to the repetition of researches that conducted in similar manner. If, a certain conclusion is derived from various repetitive researches, we can conclude that the conclusion did not arise because some sort of 'luck' or random events, which increase the validity of the result.

i'd have to with d.

explanation:

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.