(a) On an outline map of Nigeria, locate and name (i) an inland drainage basin (ii) a delta (iii) a man-made lake (iv) a confluence town (b) In what four wa...

(a) On an outline map of Nigeria, locate and name
(i) an inland drainage basin
(ii) a delta
(iii) a man-made lake
(iv) a confluence town

(b) In what four ways can physical factors limit the use of rivers for transportation in Nigeria?

(c) How can these limitations be overcome?