阅读下列短文，从每题所给的四个选项（A、B、C和D）中，选出最佳选项，并在答题卡上将该项涂黑。
A
The origins of blues are not unlike the origins of life. For many years it was recorded only by memory, and relayed only live, and in person. The blues were born in the North Mississippi Delta following the Civil War. Influenced by African roots, field hollers(叫喊者), ballads, church music and rhythmic dance tunes called jump-ups evolved into a music for a singer who would engage in call-and-response with his guitar. He would sing a line, and the guitar would answer.
From the crossroads of Highways 61 and 49, and the platform of the Clarksdale Railway Station, the blues headed north to Beale Street in Memphis. The blues have strongly influenced almost all popular music including jazz, country, and rock and roll and continue to help shape music worldwide. Bad luck and trouble are always present in the Blues. Relen
