Question

ensures the continued beauty and vitality of coral reefs for future generations to appreciate and explore. what is a major threat to coral reefs? existing biodiversity pollution and climate change natural fish waste stable environment

Explanation:

Pollution can harm corals directly, and climate - change causes ocean acidification and warming which lead to coral bleaching and death. Biodiversity, fish waste in normal amounts, and stable environments are not threats.

Answer:

B. pollution and climate change