Which investment type typically carries the least risk?

Anew 2-lane road is needed in a part of town that is growing. at some point the road will need 4 lanes to handle the anticipated traffic. if the city's optimistic estimate of growth is used, the expansion will be needed in 4 years and has a probability of happening of 40%. for the most likely and pessimistic estimates, the expansion will be needed in 8 and 15 years respectively. the probability of the pessimistic estimate happening is 20%. the expansion will cost $ 4.2 million and the interest rate is 8%. what is the expected pw the expansion will cost?

By 2020, automobile market analysts expect that the demand for electric autos will increase as buyers become more familiar with the technology. however, the costs of producing electric autos may increase because of higher costs for inputs (e.g., rare earth elements), or they may decrease as the manufacturers learn better assembly methods (i.e., learning by doing). what is the expected impact of these changes on the equilibrium price and quantity for electric autos?

During a liquidation, a partner's capital account balance drops below zero. what should happen? select one: a. the deficit balance should be removed from the accounting records with only the remaining partners sharing in future gains and losses.b. the partner with a deficit should contribute enough assets to offset the deficit balance if he is solvent.c. the other partners should contribute enough assets to offset the amount of deficit if the partner with a deficit is insolvent.d. both b & c