What is the effect of application of P2O5 fertilizer to a green manure leguminous crop in the availability of phosphorus to the succeeding crop?

A. Green manure increases the availability in organic from to the next crop
B. It does not affect the availability of phosphorous to succeeding crop 
C. Greater amount of phosphorus is taken up and converted into organic form, which is released on decomposition of green matter
D. It fixes the P2O5 through humus and reduces the availability..