If you have an unstable investment and after 5 years you have 100 dollars less than you started with, is your IRR positive or negative? Explain, using complete, grammatically-correct sentences.

Anyone who understands basic time-value-of-money concepts can easily grasp the mathematical definition of internal rate of return. Pre-programmed calculators and spreadsheets make it easy to find IRR for a set of cash flow figures. Explaining the IRR message, however, is a challenge for nearly everyone.

given the options, i would say your best bet is c. the modem supports up to 56 kbps, which is too low for video streaming. dial up modems use actual phone lines, which only can go up to 56 kbps as that's more than sufficient for traditional phone calls. this is also the reason why when a dial-up modem connects, you hear all those sounds. it's literally using the phone line to establish a connection.