D. friendly and respectful because it is a friendly letter, you don't want to be sarcastic which could come off as rude, and you don't want it to be formal either
Answer: With advancement in technology we can now recieve are news from a variety of places such as on our phones, computers, and even some watches.
I think it's D. primary source.... not 100% sure
1- in
2-applied
3- through
4- just
5- achieved
6- close
7- but
8- filled
9- saying
10- giving
11- come
12- within
13- figure