Who's Elisa, and what book and/or passage are you reading? Nobody can answer without that context.
Answer:
a, b, b, a
Just look at the last words and see if they rhyme. Day's rhyme with praise and Lights rhymes with right.
Isnt it the no of electrons on its outermost orbit
The correct answer is D. Buddy is sent to military school by his relatives.
Indeed, the following year after that last Christmas together, Buddy is sent to a military school. They do keep in contact with letters but due to the fact that his friend’s health continues to deteriorate to the point that she is unable to remember who Buddy is, their exchanges are ended.