Stroop task
To assess cognitive abilities, we used a computerized version of the Stroop word-color task [To ensure that participants had no trouble with performing the task, before the first test at TAt the three tests (TBefore computing mean RT we verified that no value exceeded 3 seconds or were below 200 milliseconds, and that none of the individual values were above or below 3×SD of the participant’s mean for the respective condition and test.