The best answer is letter A.
The main factors that change the speed of enzymatic reactions are temperature, pH and substrate concentration (quantity). <span>There are enzymes that need other associated molecules to work. These molecules are called enzyme co-factors. They can be organic ions like mineral salts.</span>
2 C4H8O + 11 O2 —> 8 CO2 + 8 H2O
Its 2-chlorobutanal
hope that helps
They are *inverse* also the higher the frequency the greater the energy.