Fact 1: Vein deposits of gold and silver are formed by igneous intrusion. Fact 2: Intrusive igneous rocks form underground. Given the two facts above, where are gold and silver formed naturally?
Available options:
[a]. inactive;
[b]. Near platinum alloys;
[c]. electrically;
[d]. aqueous solution;
[e]. eukyarotes;
[f]. In a royal palace;
[g]. Above ground;
[h]. Underground;
Answer:
[h].