B. sulfur tetrafluoride + water → hydrogen fluoride + sulfur dioxide
Nasa because they have more tools and are better equiped and trained to find galaxies than anyone .
Answer:
D. Discrimination
Explanation:
Discrimination is the correct answer.
The answer is D. Mutualism is the symbiotic relationship when both organisms benefit. Predation is not a symbiotic relationship. Parasitism is the symbiotic relationship where one organism benefits and the other is harmed.