4. Alex is a soil specialist and he sells manure best suited for wheat. He goes to a village where farmers are planning to sow wheat which grows best in clayey and loamy soil. He tests the soil sample and finds
that the soil is more suitable for the growth of cotton rather than wheat. He tells the villagers about
this despite knowing that they will not buy his manure.

(a) Why is clayey-loamy soil preferred for growing wheat?

(b) Which value is shown by Alex?

Please answer the question fast