What was the dependent variable (what is being measured by the data collected)?

The elephants reaction

The number of times the experiment was repeated

the number of elephants scared

The dependent variable in this case would be the elephants' reaction.

Based on the options provided, it seems that the dependent variable in this case is "The elephants' reaction." This means that the data collected would focus on observing and measuring how the elephants react in response to certain stimuli or situations.