Question

which activity is allowed in the lab? la siguiente actividad está permitida en el laboratorio
eating/comer
drinking/ beber
chewing gum/ chicle
none of the above/ ninguna de las anteriores

Explanation:

In a typical laboratory setting (especially in scientific labs), activities like eating, drinking, and chewing gum are prohibited due to safety and hygiene reasons (e.g., contamination of samples, risk of ingesting hazardous materials). So none of the first three options are allowed.

Answer:

D. none of the above/ Ninguna de las anteriores