The answer would be the 3rd sentence.
<span>Gideon and Francis took a difficult - but not interesting - science course.</span>
Proper nouns are names of people, places, rivers, etc. So, having that in mind, the correct answers are A) Fred, because that is the name of a human, and D) Colorado River, because that is the name of a river.
Answer:
link
Explanation:
transition words are also known as link words
Answer: The animals released in the wild are in danger because they are adapted to the ways of humans where they get fed and babied all the time.