Hurry plz Josh Graves took Earl Scruggs's technique on one instrument and applied it
to another. Which was it?

A. He applied Scruggs's technique on the mandolin to the guitar.

B. He applied Scruggs's technique on the fiddle to the guitar.

C. He applied Scruggs's technique on the Dobro to the banjo.

D. He applied Scruggs's technique on the banjo to the Dobro.