Compound word.
Don't mind the "x" and "z" if you look at the included image.
This might help. It is the image.
http://www.enchantedlearning.com/alphabet/wordforeachletter/compoundwords/answerstiny.GIF
Answer:
3rd one
Explanation:
It is easier in a relational database to minimize duplicate data
Answer:
A
Explanation:
it's can be an identifying characteristic, habit or trend
Answer: Subject/Predicate, Action Verb
Answer:
C. “Some concussions are much more serious than the symptoms would suggest,” says Dr. Monroe, a neurologist at the Brain Center.
Explanation:
got it correct on edge.