2. The movement of Earth's plates caused the formation of the Isthmus of Panama between 3.5-20 million years ago. Could the formation of the Isthmus of
Panama alone cause a shrimp population to diversify into distinct species? Explain
your reasoning.

you must remain stopped until the stop signal is retracted and the red lights are turned off. approaching traffic in the opposite roadway of a divided highway shall not be required to stop, even if the school bus has the stop-arm extended and the alternately flashing warning signal lamps on.

the correct answer is b