Why is christ's deity a proof of his eternal existence?

a) because he is god, he can do anything.
b) since christ is god, he knows everything.
c) christ is god, and since god has eternal life, then christ has always existed too.

c) Christ is god, and since God has eternal life, then Christ has always existed too.

hope this helps!

i think it is the byzantine empire

congress also has implied powers, which derive from the necessary and proper clause of the constitution and permit congress "to make all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states.