Why should you never leave anything visibly reacting unattended
a) It's against the rules
b) Safety concerns and potential hazards
c) Saves time
d) Instructor's preference

Respuesta :

Answer:

b) Safety concerns and potential hazards

Explanation:

Leaving visibly reacting things unattended can be unsafe and lead to potential hazards, as reactions can be unpredictable. Proper supervision is necessary to ensure safety in various settings.