<span>C. to grind grain into powder that could be used for other purposes
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The Eagle, Globe, and Anchor—the most distinct of all Marine Corps marks—has a long and storied heritage as the emblem for the Marine Corps. It is the basis for the flag, the seal, the branch-of-service insignia, and many of the logos.
Folk music--this traditional music first emerged in the 19th century and revived during the 1950s and 1960s as protest music.
Folk music of the 1950s and 1960s told the story of civil rights and Vietnam. Bob Dylan, Joan Baez, and Pete Seeger were some of the famous folk singers of the period. The music resonated with the youth generation and was the anthem of protest. <span />
There is little to no competition. Monopolies basically dominated whatever market they were in leaving little to no room for other companies.