Which of the following hormones can replace vernalization?

Gibberellins were first discovered in Japan when rice plants were suffering from bakane (the foolish seedling disease) caused by a fungus $Gibberella$ $fujikuroi$.
$(a)$ Give two functions of this phytohormone.
$(b)$ Which property of Gibberellin caused foolish seedling disease in rice?

Which of the following are effects of gibberellins?
$(a)$ It helps overcome apical dominance.
$(b)$ It delays senescence,thus fruits can be left on the tree longer.
$(c)$ Increase in length of axis.
$(d)$ It is used to speed up the malting process in brewing industries.
$(e)$ It induces parthenocarpy.
$(f)$ Promotes female flowers in cucumbers.

Gibberellins cause:

Find out the wrong statement.

Fruits can be left on the tree longer,so as to increase the market period. This is due to the function of