Since he arnved on Wall Street several years ago, Hugo has develeped a reputation for being a very high -nsk irwestor. Which of the folowing is correct regarding the moat speculuttve investment techniques for Hugo and other high-risk investors? An investor can make moncy with a "short' transaction if the stocks value increases. Seling stiort is buying a stock with the expectation that it will increase in vatue and then can be sold at a profit. Buyibg long is the process of selling stock that an irvestor does not actualy own but has barrowed frem a brokerage firm and will repay at a later date. Arimestor buys stock on margin by borrowing part of the purchase price