What does (feminine) TH refer to in Romans 5:15?

Bill Ross (wross@farmerstel.com)
Wed, 3 Jun 1998 15:12:54 -0500

TH TOU ENOS ANQRWPOU

translated

"by the one man"

Is TH the article of something?
Is it proper to use it standing alone as "by", with no feminine noun
associated with it?
Wouldn't "to" or "in" be better, since it is dative?