Which of these forms of transportation was not an innovation that used rails? the subway the automobile the elevated train the streetcar the trolley

The correct option is "the automobile "

The term automobile is used par excellence to refer to passenger cars. In a more generic definition, it refers to a self-propelled vehicle intended for the transport of people or goods without the need for lanes. There are different types of cars, like trucks, buses, vans, motorcycles, motocarros or quads.

answer: a

explanation:  

stocks and bonds are the two main classes of assets investors use in their portfolios. stocks offer an ownership stake in a company, while bonds are akin to loans made to a company (a corporate bond) or other organization (like the u.s. treasury). in general, stocks are considered riskier and more volatile than bonds.

savings accounts are just money in a bank- they are insured by the fdic for up to 250,000.   very little risk

the average mutual fund holds hundreds of different securities, which means mutual fund shareholders gain important diversification at a low price. which means if one stock or bond drops it will have very little affect on the mutual fund - again very little risk