The crown-of-thors starfish is a particularly successful invasive species. It has several traits that lead to its proliferation on the Great Bamer Reef except that it eats a wide variety of foods

it breeds rapidly

it has no predators

it feeds on large quantities in a short time frame.

The answer is d- principle of faunal succession.

In reversible reaction chemistry equilibrium is attained when the forward and reverse reactions are taking place at the same rate, thus, the concentrations of reactants and products remain the same. a reversible reaction is a chemical reaction where the reactants form products that, in turn, react together to give the reactants back. in irreversible reactions on the other hand, the reactants react to form the products, which cannot revert back into reactants.

Definitely 25.3 degrees celsius