Anchor: Surely farmers are willing to pay much more for fertile seeds than for infertile, and you can be sure that Monsanto fully exploits that willingness.)
Entailed: Monsato is exploiting the fact that people will pay more for fertile seeds
Contradiction: Monsanto is not aware that farmers prefer fertile seeds over infertile.
Contradiction: Surely farmers will not pay more for fertile seeds than infertile ones, and you can be sure Monsanto doesn't exploit that.
Contradiction: Monsato is ripping people off because infertile seeds are selling for high prices
Contradiction: She knew that she would find Tommy immediately once Mrs. Vandemeyer left. 
Contradiction: In this case it is defeat as self-aggrandizement.