I am a bit confused about whether or not I should use "THE" before "Most" in the following sentence. I have searched on the internet but I have before more confused about the issue so please help me in this regard. I will add this sentence to my formal writing.
What fascinates me the most about the textile industry is that it drives the economy of many third world countries
or
What fascinates me most about the textile industry is that it drives the economy of many third world countries
Which one is correct and why?