Correct answer choice is :
<h2>A) Former retail centers have been replaced by large malls.</h2><h2 /><h3>Explanation:</h3><h3 />
Before the arrival of the Colonial era in the region which was later called Nigeria, the people were involved in the management of the physical growth of their region, an activity that was defined as traditional establishment plan. Records of the early preachers and explorers showed the presence of cities and towns such as Kano, Zaria, Ibadan, and Oyo in the territory.
Less than ten feet above sea level