Please assess the completion status of the following clinical trial:

Trial Title: Functional Differences in Effortful Control

Study Design Characteristics:
- Allocation: None
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: OTHER
- Time Perspective: None
- Masking: NONE
- Phase: None
- Number of Arms: 1.0

Eligibility Criteria:
Inclusion Criteria:~* Right-handedness~Exclusion Criteria:~* Any clinically significant personal or family history of cardiac problems~* Any current Axis I psychiatric disorder (diagnosis as verified by the Structured Clinical Interview for Diagnostic and Statistical Manual of Mental Disorders-IV)~* A previous adequate trial with methylphenidate (Ritalin)~* Currently taking any psychoactive medications~* Any clinically significant medical condition~* Any clinically significant neurological problem (seizures, tics, serious head injury)~* Contraindications to MRI (metal objects in body or claustrophobia)~* Currently pregnant or lactating~* Alcohol or substance abuse (current or in the past 2 years)~* Left-handedness or ambidextrous~* Liver or kidney disease

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 35 Years
- Healthy Volunteers: t

Study Arms:
- Dual Task Paradigm (Type: OTHER): This arm does not involve any drug intervention, it is an experimental type consisting of 80 subjects to study the dual task paradigm implemented during the fMRI scanning session. 80 subjects will perform the fMRI scan but will not undergo any drug intervention.

Based on this trial design, predict the completion outcome and termination type (if applicable).