Why are grassland and forest soils good for farming?

a. there is not enough rainfall to promote chemical weathering or retaining nutrients.
b. a layer of permafrost prevents the decay of organic material that enriches the soil.
c. there is enough water to promote chemical weathering, but not enough to wash away nutrients.
d. too much water promotes chemical weathering and washes away nutrients.

Can someone pretty me with this ? it’s urgent.compare the three theories of emotion. here are the three theories of emotion. cannon-bard theory of emotion: the belief that both psychological arousal and emotional experience are produced stimultaneously ( at the same time) by the same nerve stimulus. james-lange theory of emotion: the belief that emotional experience is a reaction to bodily events occurring as a result of an external situation. ( “ i feel sad because i am crying.) schachter-singer theory of emotion: the belief that emotions are jointly determined by a nonspecific kind of psychological (bodily function) arousal and its interpretation, based on environmental ( natural surroundings) cues. which of these theories makes most sense to you? why. your response should be written using proper english spelling and grammar. and it needs to be 10 complete sentences.