Respuesta :
The speed of reaction can be increased by increasing the concentration of reactants such as oxygen or methane.
What do you mean by a Chemical reaction?
A chemical reaction may be defined as a process that leads to the transformation of one chemical substance into another.
It is thought that the rate of reaction depends on the initial concentration of the reactants. Hence, increasing the reactant's initial concentration will definitely increase the speed of reaction.
Therefore, the correct option for this question is D.
To learn more about Chemical reactions, refer to the link:
https://brainly.com/question/11231920
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