Answer:
A) Its a sentence fragment
Explanation:
Sentence fragments are groups of words that look like sentences, but really aren't. To be a sentence, groups of words need to have at least one independent clause. This however does not have a independent clause.
Answer:
His book is new, and mine is old.
Explanation:
"Her is old" wouldn't make grammatical sense unless it was "Hers is old", with the s on the end of her.
Answer:
It was his usual custom to wash his hands before each meal.
Explanation:
You could say it was his custom
or
You could say he usually washed his hands before meals, using both is redundant.