(a) List any two types of delta
(b) Explain four conditions favorable for the formation of delta
(c) Describe three main characteristics of a delta
(a) *Arcuate
* Bird's foot
(b)* Active vertical and lateral erosion in upper course of a river to provide sediments
* Following river to carry large load of sediments
* tideless coast
* Shallow sea to prevent the disappearance of sediments
(c) * Feature of the lower course of a river
* Fan shaped at river mouth for arcuate delta
*A river depositional feature
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