Answer: A. between paragraphs 5 and 6
Explanation:
Semi colon because after it says humans it is contradicting itself by saying the opposite. Hope it helps
Thrilled - Very happy (Example: I was thrilled on my wedding day when I saw all of my family and friends.)
Congratulate - Say they are happy for her (Example: On my wedding day, my friends and family waited in line to congratulate us.)