Putting money into more than one kind of investment at a time is called
a) liquidity.
b) sunken cost.
c) diversification.
d) compound interest.

i believe the answer is C) Diversification

The right alternative is the letter C.

Here is a quick explanation:

Investment diversification is a technique of risk dilution and profit maximization. It consists of allocating resources in different financial investments, so that the negative performance of one does not mean definitive losses to the investor

cultural achievements of the 1920's 2010  

1. cultural achievements and african american achievements in the 1920’s  

2. art and literature charles lindberg flew from ny to paris, france. became national hero; first transatlantic flight.  

3. greenwich village (new york) and the south side (chicago)  many artists, writers, and intellectuals flocked to these areas to share ideas  people lead bohemian, or artistic and unconventional, lifestyles

he was able to speed up production of the processing of seeds