He understands the speech more quickly than she does. --> She doesn't

Which revision of this sentence best uses direct characterization?

If one writes logically, he will prove his point. is this sentence correct or contains an unwarranted shift in person?

Something you may do if the weather's nice on sunday. -something you might not want to do this evening. -something you could go on aaturday evening. -something you could wear to a party. -somebody you might see in the next couple of days. -a subject you could study at college or university. -somewhere you might go on holiday .