Phytohormone A causes apical dominance while phytohormone B overcomes the same. Select the option that correctly identifies A and B.
A. `{:(A,B),("Auxin","Cytokinin"):}`
B. `{:(A,B),("Cytokinin","Auxin"):}`
C. `{:(A,B),("Gibberellin ","Cytokinin "):}`
D. `{:(A,B),("Auxin","Gibberellin"):}`