What will most likely happen if an appropriate enzyme is added to a chemical reaction?

A The reaction rate will increase.
B The equilibrium of the reaction will be maintained.
C The reaction rate will decrease.
D The reaction will stop.

What is a VPN?

VPN is (Virtual Private Network) were first used by companies to enable their employees to securely access internal systems such as email remotely (e.g. from home or while on business trips). Today they are increasingly being used for personal use by individuals to protect their privacy while online in public places (e.g. when using the wi-fi connection in a cafe) or in a country where the internet is censored / blocked (e.g. China, Saudi Arabia…).