Hello ;)!
The answer according to your attached pdf is uploaded here in my answer as image. Please check.
I believe the answers here are both 3 and 4:
<span>Miss Maudie invites the Robinson family to her house.
-Mr. Underwood writes an editorial criticizing the verdict
~Hope this helps!</span>
Answer:
Dear cousin, thank you very much for inviting me to your birthday party next Saturday. From now on I want to assure you that I will be there to celebrate with you, just as you wanted me to. Also, I will bring a great gift so you know how much I appreciate you and what you mean to the family. I send you a big hug, your favorite cousin.