Because of its innovativeness and it's effective presentation, Mary's science project received more judges' votes at the exhibit than did Jim's.
Both possessive pronoun "its" refer to Mary's project, so it shouldn't show up twice.
Additional Details:
This is how my book Explains this: The conjunction "and" appropriately links the two noun phrases ("its innovativeness" and "its effective presentation") and the possessive pronoun "its" appropriately refers to Mary's science project.
I just don't understand. Isn't it redundant?
For learning: English
Base language: English
Category: Language