(e) (f) (g) (h) (i) (j) Suitability of the ground for mechanized operations, and an indication where pack transport would be essential. (Colonel Bassett's Section). Strength and dispositions of local air forces. (Air Ministry). Suitability of the country for establishing landing grounds. (Colonel Bassett's Section). Degree of enemy air strength that could be mounted against British forces operating in the area. (Air Ministry). The state and capacity of roads and railways, indicating the more vulnerable points.