Help me with 3, 5 and 6 please I don’t get it !

Which detail from the text most strongly supports the inference that releasing a pet into the wild can change the balance of nature within an enviorment

Kthe pleasure of all living things in baldur's presence means the happiness that the sunlight brings; the sorrow of all living things at his death means the gloom of northern countries when winter comes. reread the two sentences in paragraph 7. what is the best way to improve these sentences. if there are no problems, choose correct as is.' a) correct as is. b) the pleasure of all living things in baldur's presence means the happiness that the sunlight brings; the sorrow of all living things at his death means the gloom that the winter brings. c) the pleasure of all living things in baldur's presence meant the happiness that the sunlight brings, and the sorrow of all living things at his death meant the gloom of a northern winter. d) the pleasure of all living things in baldur's presence means the happiness that the sunlight brings. the sorrow of all living things at his death means the gloom of northern countries when winter comes.

What does the following advertisement most clearly reveal about the views of its intended audience? a. the audience worries about the health of pets. b. the audience owns both puppies and kittens. c. the audience has a soft spot for cute animals d. the audience wants to buy a dog or cat.