The correct answer for the question that is being presented above is this one: "d. keystone." The part of an arch that projects slightly from the wall and the point where the arch springs from is called the keystone.
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Happy birthday ____! I am so lucky to know you, you are always there for me and support me through my ups and downs. You are so fun to be around and there is never a dull moment. You continuously make me smile and know exactly what I need. You are so caring, beautiful, and bold. Thank you for being you! Happy birthday!!
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