The correct answer is: B. market of government securities.
Gilt-edged securities are a type of government bond that is considered to be very safe and secure. They are often used as a benchmark for other investments, and are considered to be a relatively low-risk investment.
Bullion is a term used to describe gold or silver that is in the form of bars or coins. The bullion market is the market for buying and selling bullion.
The market of guns is the market for buying and selling guns.
The market of pure metals is the market for buying and selling pure metals, such as gold, silver, and platinum.