At the Time the Sixth Amendment Was Adopted, the Right

At the time the Sixth Amendment was adopted, the right to counsel clause was included to insure that people who could afford to hire lawyers were free to do so. Over time, it has evolved to ensure:

A) That the rich are able to afford better lawyers
B) That people who cannot afford to hire their own attorney must be provided with one, free of charge
C) That defendants are guaranteed the effective assistance of counsel
D) Both B and C