I am getting a Wheaten Terrier tomorrow. What is the best dog food for my dog?And is there any other good tips that will help me with my dog? Thanks.

What do you think is the best dog food too feed a Yorkshire Terrier 2 years old. I have been using Science diet is that okay?

My yorkie is a little over 1yrs old and he is 4 1/2 lbs. What is the best dog food for my breed?