All but one statement below tell why scientists work in groups A. Mark only one oval.
problems are complex
B. research progress takes a lot of time and money
C. some scientists are lazy and steal the ideas of others
D. research progress occurs in small steps, so many people are needed

It is sure ( overimitation)

Where is the illustration?

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.