Which microscope is best used to see the organisms in a drop of pond water

Scientist research shows that our global climate is changing. ocean temperatures and acidity are increasing, and the global sea level is rising. which of the following best predicts an outcome of this global climate change in a marine ecosystem? a. more species will be able to survive due to the less extreme temperatures in the ocean b. the increased acidity will make more difficult for harmful bacteria to survive c. tectonic plate activity will increase and produce warmer ocean temperatures d. many marine species will not be able to adjust quickly enough to survive