Which of the following has the greatest effect on endangered species populations? commercial shipping lanes fisheries management zones oil rigs wind turbines

I would say fisheries management zones can have the greatest effect on the populations of endangered marine species. Fisheries management can allow the populations of decimated marine species to recover. Scientific research would be use to determine the best strategy to allow a population recovery. The fisheries management may excluding the harvesting of certain fish species or create minimum sizes or quotas, 

Aneutral atom must have the same number of neutrons and protons? no, they must have the same number of protons and electrons