question_answer

One hormone is used to speed up the mailing process in barley, another is used to promote flowering in pineapple, while the third helps in the delay of leaf senescence. These are respectively

A)  auxin, gibberellin and cytokinin       

B)  gibberellin, cytokinin and auxin

C)  gibberellin, auxin and cytokinin       

D)  cytokinnin, auxin and gibberellin