The simple predicate in this sentence would be "girl", since this is the main force of the subject. "In the blue dress" is simply giving more information about the subject at hand, which is not crucial.
I think a dog could msot likely be wolf, and so can a husky because they are a type of dog.
Ross offer her a cup of tea- is Possessive
Janet thanked her cousin for the tea- is Objective
She poured the tea and took a sip- is Subjective
These should be correct