Some kinds of fish live most of their lives in salt water but lay their eggs in freshwater. their ability to survive in different environments is an example of question options: adaptation developmental stages a habit

well, that's easy; the answer's c, "it reduces contamination of the water and substrate of the estuary."

enhanced global partnerships and exploration capabilities may advance international preparedness for protecting the earth from catastrophic events such as some asteroid strikes, advancing collaborative research on space weather and protecting spacecraft by developing new means for space debris removal.