Question

sí, necesito más café... ¡con azúcar, no con sal!
priti was so tired that...
...she fell asleep in the kitchen.
...she put her keys in her coffee.
...she put salt in her coffee.

Explanation:

The Spanish audio states "Sí, necesito más café... ¡con azúcar, no con sal!" which translates to "Yes, I need more coffee... with sugar, not salt!" This indicates Priti made the mistake of putting salt in her coffee due to tiredness.

Answer:

...she put salt in her coffee.