In the sentence, certain words are in bold and numbered from A to E, which are the possible pairs to be interchanged. Choose the pair(s) of words that need(s) to be interchanged to make the sentence grammatically correct and meaningful.

It needs to increase employment and incomes; (A) revive investments and growth; (B) untangle the financial sector; (C) navigate (D) perennial international trade; solve the (E) muddled-up problems of poor education and health, and the growing problems of environmental pollution and water scarcity.