Which of the following practices leads to land degradation in the savanna zones of West Africa?

l. Constant annual bushfire

ll. Overgrazing of grassland

lll. Application of cattle manure.

IV. Cutting of woody species for fuel wood

A. l,ll and lll only
B. l, ll and lV only
C. ll, lll, and IV only
D. l, ll, lll and lV

Correct Answer: Option B

B. l, ll and lV only