To whom does the "seed" in these promises refer?

Answer

"Now to Abraham and his seed were the promises made. He saith not, And to seeds, as of many; but as of
one, And to thy seed, which is Christ." Gal. 3: 16.

With whom did sin originate?
What is assured to the believer in Christ?
Why did God destroy the antediluvian world?
What shows that God imputed sin to Cain?
6. Under the theocracy of Israel, what was the law concerning witches' and those who had familiar spirits?
What, aside from sin, causes more sorrow than all else?
What did He say to the woman of Samaria as to the source of salvation?

Questions & Answers are from the book Bible Readings for the Home Circle