What is the most important reason why south africa began to invest heavily in infrastructure following apartheid?

Existing infrastructure was limited to urban areas only

These are your answers: A. South Africa hoped to attract more foreign investment. B. Exisiting infrastructure was limited to white areas only. C. Existing infrastructure was limited to urban areas only. D. South Africa hoped to build transportation centers to increase their exports.
Your The right answer for the question that is being asked and shown above is that: " C. Existing infrastructure was limited to urban areas only." the most important reason why South Africa began to invest heavily in infrastructure following apartheid is that Existing infrastructure was limited to urban areas only