Mass movement of weathered materials may be gradual or sudden depending on the I, gradient of the slope and gravitational force 11 weight of the weathered debris III, supply of lubricating moisture by rainwater coupled with gravitation force IV type of weathering which has taken place
l,ll and lll
l, ll and lV
l and lv only
ll and lV only
lll and lV only
Correct answer is A
No explanation has been provided for this answer.