Synthesis refers to the output of the task. For eg. if you take chemical substances, the reaction of chemical substances refers to “Synthesis”.
Synthesis in terms of post-reading, the word refers to one of the phase in the reading process where the content which is read are to be connected to what we know already and what we learnt newly. It is the outcome of reading.
There is one another term called “stimulation” which refers to the overall design of the reading.
Answer:
There are two adjectives: steep and beautiful.
Explanation:
Adjectives describe a noun. Steep describes the hill and beautiful describes the valley.
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.

This story made me feel sad 
However, the purpose of this story is to reveal the cruelty of our world and the protectors who help and protect children
The quote, "Nobody wants to be told what they're doing is wrong" is true. Sometimes, we never accept when we're wrong.
"and you see the terror" represents that nobody cared until something had to happen.
I'm sorry I couldn't get much from these quotes. This topic is a bit tough for me sometimes and I'm just doing my best to help.