Please could you help, of this sentence is grammatically correct: I have checked and can confirmed that the presentation have been uploaded onto website according.

During a debate, jonas listens as his opponent, amena, makes her counterclaim. as an active listener, jonas should listen closely to identify logical flaws in amena’s counterclaim. grammatical errors in amena’s counterclaim. places in amena’s speech where she stumbles. places in amena’s speech when she makes eye contact. i know its not b