What eminent appointment did John Donne receive in 1621? (4.2. 07:41-07:52)

A、DonnewasappointedBishopofSaintPaul’sCathedralin1621,theeminentpositionhehelduntilhisdeath.;
B、DonnewasappointedDeanofSaintPaul’sCathedralin1621,theeminentpositionhehelduntilhisdeath.;
C、DonnewasappointedRoyalChaplainofSaintPaul’sCathedralin1621,theeminentpositionhehelduntilhisdeath.;
D、DonnewasappointedVicarofSt.Dunstan’s-in-the-Westin1621,theeminentpositionhehelduntilhisdeath.