Answer:
C. The growth of top- located buds
Explanation:
Plants secrete chemical messengers that brings about certain physiological development in them. These chemicals are called HORMONES. Gibberellin is one of the important plant hormones released to function in the growth and development of the plant.
Gibberellin plays a major role in bringing about elongation of apical cells, making the plant grow taller. Due to this, Gibberellin is regarded as a growth hormone although it has other functions like fruit ripening etc.
Hence, the growth of top located buds in a plant is a function most likely associated with Gibberellin hormone became it is a growth-stimulating hormone.
