What are the pros and cons of using the gold standard currency?

Gamma-rays can kill living cells, a fact which medicine uses to its advantage, using gamma-rays to kill cancerous cells.

The answer is financial system

An  associate degree  is an undergraduate academic degree awarded by community colleges, junior colleges, technical colleges, bachelor's degree–granting colleges, and universities upon completion of a course of study usually lasting two years.a  bachelor's  degree  (also baccalaureate, from modern latin baccalaureatus) is usually earned for an undergraduate course of study that normally requires three to five years of study (depending on institution and field of study).