1Because i take you as my friend so i care about you,although i dont know whether u take me as your friend!2 Because she respected me, so i care about her!
1. I care about you for you're my friend, though i'm not sure whether you have the same idea or not.2. I'm concerned about her because she respects me a lot.
(1)I care about you because I treat you as a friend, even though I don't know whether you treat me as your friend or not.(2) She respect me so I care about her!