Yes i do believe this is right
Expiriment and there proof
<span>This would be called an aura. An aura is simply some sort of disturbance that is experienced by people who have migraines or seizures. It is something they sense, see or smell prior to the headache or seizure beginning. Sometimes it is a strange light or a foul odor, sometimes it can even be confusing thoughts. Generally, those who experience auras will have the same aura each time.</span>
Use process of elimination. From what you gave me to read, you can cross off competition. A drought killed the plants and not competition to live. Go down the list of words and look up the definition. Look at nudation and ecesis later because they are different words that may or may not be challenging to understand. You know what reaction and migration is without looking it up. Once you cross off all words answers that don't match up, ask yourself, which remaining answer goes? Nudation is basically new plants that have successfully started growing after a huge environmental change. Ecesis is sort of similar however, the establishment in a new habitat or environment is not from a big change. Therefore, nudation is the correct answer.
