Which of the following options are correct about structures visible in the cross-section of a centriole?

A. Peripheral microtubules(doublets)- 9;
Central microtubules(singlets)- 2;
Hub- 1;
Spokes- 9;
Inter triplet bridge- 9
B. Peripheral microtubules(doublets)- 9;
Central microtubules(singlets)- 2;
Hub- 9;
Spokes- 9;
Inter triplet bridge- 9
C. Peripheral microtubules(doublets)- 9;
Central microtubules(singlets)- 2;
Hub- 1;
Spokes- 2;
Inter triplet bridge- 2
D. Peripheral microtubules(doublets)- 9;
Central microtubules(singlets)- 0;
Hub- 1;
Spokes- 9;
Inter triplet bridge- 9