In light of your study of auxins, which of the following would most likely be their main commercial use in agriculture?
- AStimulating the vertical growth and the development of different parts of the plant
- BInhibiting the growth of roots so that crops would need a smaller amount of water
- CDirecting the growth of the shoots of crop plants towards the sunlight to track the direction of the Sun
- DProtecting the crops from birds and pest insects due to their toxic effect