Which one of the following factors does not affect equilibrium?

Which one of the following factors does not affect equilibrium?

مندرجہ ذیل میں سے کون سا عوامل توازن کو متاثر نہیں کرتا ہے؟
Explanation

A catalyst speeds up the rate of reaction but does not affect the position of equilibrium.

Temperature, pressure, and concentration can shift the equilibrium position of a reversible reaction.