Answer:
A vague pronoun reference occurs when a pronoun could refer to more than one possible antecedent
I believe the answer is D. the reason is because, in a comedy, the audience is laughing at something the actors intend to do depending on the situation, it may usually be a comedy that is sad but still its funny, meanwhile In a tragedy, the story is usually about heartbreak and pain, its very serious, and the audience will usually be quiet, and focused on the situation of the tragedy that occurs in a role.
It should be, "The birds flew away."
Hope this helps! If you are satisfied with my answer, please leave a nice comment on my bio, I would really appreciate it!
The Jungle Book was released in the United States in Disney Digital 3D, RealD 3D, IMAX 3D, D-Box, and premium large formats, on April 15, 2016. It became a critical and commercial success, grossing over $966 million worldwide, making it the fifth-highest-grossing film of 2016. The film received praise for its visual effects, vocal performances, direction, musical score, and its faithfulness to the spirit of the original animated film and the Kipling novel. It won accolades for achievements in visual effects at the 89th Academy Awards, 22nd Critics' Choice Awards and 70th British Academy Film Awards.
A sequel is in development, with Favreau and Marks set to return as director/producer and writer, respectively.