Which of the folowing statements regarding arbitrage is the most correct?

O The practice of buying and selling equivalent goods in different markets to take advantage of a price difference la known as arbitrage

O Any situation in which it is possible to make a profit while taking on risk is known as an arbitrege opportunity.

O We call a competitive market in which there are no arbitrage opportunities an arbitrago market.

O Any situation in which it is possible to make a profit by making an investment is known as an arbitrage opportunity.