I think the answer is B. Forced vibrations, such as those between a turning fork and a large cabinet surface, result in a much lower sound than was produced by the original vibrating body.
Carlson shoots Candy's dog because it is old, sick, and no longer able to work as a sheep dog. Carlson says the dog “ain't no good” to Candy, unable to see that the dog still has value as Candy's friend and companion.
If u are looking for a synonym, the answer would be B. implicit.
If u are looking for a antonym the answer would be A. Explicit
It can be D. cause what does a embargo have anything to do with a definition in ELA, a embargo is just ban on something and marketable is well its in its name market