The role of salicylic acid is C. closing the stomata, thereby preventing the entry of pathogens
Growth hormone is an organic compound either naturally occurring or man-made that can promote plant growth and development. Hormones control plant growth and development, by influencing cell division, cell elongation, and cell differentiation.
Salicylic acid is a phenolic compound that acts as a hormone in plants that plays a role in improving the negative effects of abiotic stress. Salicylic acid at optimal concentrations can affect plant physiological processes such as seed germination and stomata closure. This hormone will close the stomata thereby preventing pathogens from entering and forming local resistance so as not to dry out.
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