Directions: The sentence given below is divided into four parts. The sentence may or may not be grammatically or contextually correct. Interchange the parts of the sentence to make it correct, and mark the correct interchange as your answer. If no interchange is required mark 'no interchange is required' as your answer.

Reflecting the paradoxical sinking fate of a waterlogged ecosystem (A) within the Myristica swamp, reliant on freshwater bodies, (B) face an imminent threat due to climate change and the desiccation of vital water resources, (C) endemic and endangered plant species residing. (D)