Talk about your favorite portrait. You should say: whose portrait you like what he/she is doing in the picture how he/she looks/seems why you like the portrait and other relevant information (if any).
Talk about your favorite portrait.You should say: whose portrait you like what he/she is doing in the picture how he/she looks/seemswhy you like the portraitand other relevant information (if any).
Talk about your favorite portrait. You should say: có portrait you like what he / she is doing in the picture how he / she looks / seems? why you like the portrait and other the relevant information (if any).