The correct option is B (ii) and (iv)
Supporting roots come out of the lower nodes of the stem in maize and sugarcane. These are called stilt roots.
Mangrove trees, e.g. Rhizophora, live in swamplands. They have roots that come out of the ground and grow vertically upwards for respiration. These roots are called pneumatophores.
Banyan trees have hanging roots called prop roots.