increasing the reaction temperature using larger particles of solid reactants reducing the concentration of the reactants adding an inhibitor to the reaction mixture
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Which change increases the rate of a chemical reaction?
Possibilities:
- increasing the reaction temperature
- using larger particles of solid reactants
- reducing the concentration of the reactants
- adding an inhibitor to the reaction mixture

increasing the reaction temperature