Question

during which steps does the container hold a mixture? steps 1, 2 and 3; steps 2 and 4, only; steps 2 and 3, only; steps 2, 3, and 4

Explanation:

To determine when a container holds a mixture, we analyze typical steps (e.g., mixing substances, reactions, or separations). A mixture exists when two or more substances are combined without a chemical reaction (or during a process where they are mixed). Steps 2 and 3 likely involve combining or holding mixed substances, while step 1 might be initial substances and step 4 could be a product or separated state. So the correct option is "Steps 2 and 3, only".

Answer:

Steps 2 and 3, only