Help I don’t know the answer pls

Which sentence is punctuated correctly? a. my dad loves to cook, however; he hates to do dishes. b. my dad loves to cook; however, he hates to do dishes. c. my dad loves to cook however, he hates to do dishes.

The best persuasive essay topics a. are the ones that are popular, that many other people are writing about b. are ones you feel strongly about and that can be backed up by outside sources c. are one you feel strongly about, whether or not there is outside evidence for support

Which is it? the desert is than the mountains? 1. drier 2. more dry