This became important for electronic music
C.
The stock market is associated with the highest investment risks. When investing in a stock you are giving money to the company for a small portion of their business. When they loose money, you loose money and when they gain money, you gain money meaning that if they have a large amount of loss you will be loosing a lump-some of money.
The answer would be b, two violins, a viola, and a cello. the definition of a string quartet is a group of 4 musicians playing string instruments. all of the other answers would be wrong because they contain other instruments besides string instruments, like piano, horn, woodwind, and clarinet. i hope this helps! :D
C is the answer to your question
C. One Beat because 2 eighth notes equal one quarter note
