Please select the arm or intervention descriptions that belong to the clinical trial below.
Title: A Randomized Trial of Economic Incentives to Promote Walking Among Full Time Employees
Brief Summary: This study aims to assess the uptake, effectiveness, and cost-effectiveness of a scalable walking programme for full-time employees both with and without incentives.


Options:
A: Arm Label: Control Group; Type: OTHER; Interventions: Other: Usual Care | Arm Label: Programme Only Group; Type: EXPERIMENTAL; Interventions: Device: Fitbit, Other: Usual Care | Arm Label: Cash Incentive Group; Type: EXPERIMENTAL; Interventions: Device: Fitbit, Behavioral: Cash Incentives, Other: Usual Care | Arm Label: Charitable Incentive Group; Type: EXPERIMENTAL; Interventions: Device: Fitbit, Behavioral: Charitable Incentives, Other: Usual Care | Intervention Type: DEVICE; Name: Fitbit; Assigned to Arm(s): Cash Incentive Group, Charitable Incentive Group, Programme Only Group | Intervention Type: BEHAVIORAL; Name: Cash Incentives; Assigned to Arm(s): Cash Incentive Group | Intervention Type: BEHAVIORAL; Name: Charitable Incentives; Assigned to Arm(s): Charitable Incentive Group | Intervention Type: OTHER; Name: Usual Care; Assigned to Arm(s): Cash Incentive Group, Charitable Incentive Group, Control Group, Programme Only Group
B: Arm Label: Blinded Digital Activity Tracker; Type: PLACEBO_COMPARATOR; Interventions: Device: Digital Activity Tracker | Arm Label: Unblinded Digital Activity Tracker / No Smart Text Messaging; Type: EXPERIMENTAL; Interventions: Device: Digital Activity Tracker | Arm Label: Unblinded Digital Activity Tracker / Smart Text Messaging; Type: EXPERIMENTAL; Interventions: Device: Digital Activity Tracker, Other: Smart Text Messaging | Intervention Type: DEVICE; Name: Digital Activity Tracker; Assigned to Arm(s): Blinded Digital Activity Tracker, Unblinded Digital Activity Tracker / No Smart Text Messaging, Unblinded Digital Activity Tracker / Smart Text Messaging | Intervention Type: OTHER; Name: Smart Text Messaging; Assigned to Arm(s): Unblinded Digital Activity Tracker / Smart Text Messaging
C: Arm Label: Control; Type: NO_INTERVENTION; Interventions: N/A | Arm Label: Tele-Rehabilitation; Type: EXPERIMENTAL; Interventions: Other: Tele-rehabilitation | Intervention Type: OTHER; Name: Tele-rehabilitation; Assigned to Arm(s): Tele-Rehabilitation
D: Arm Label: Control - usual care; Type: NO_INTERVENTION; Interventions: N/A | Arm Label: Manual; Type: ACTIVE_COMPARATOR; Interventions: Other: 'The Healthy Brain Rehabilitation Manual', Procedure: Usual care | Arm Label: Manual + pedometer, 1; Type: ACTIVE_COMPARATOR; Interventions: Other: 'The Healthy Brain Rehabilitation Manual', Device: Pedometer, Procedure: Usual care, Behavioral: Telephone follow-up | Arm Label: Manual + pedometer, 2; Type: ACTIVE_COMPARATOR; Interventions: Other: 'The Healthy Brain Rehabilitation Manual', Device: Pedometer, Procedure: Usual care, Behavioral: Telephone follow-up | Intervention Type: OTHER; Name: 'The Healthy Brain Rehabilitation Manual'; Assigned to Arm(s): Manual, Manual + pedometer, 1, Manual + pedometer, 2 | Intervention Type: DEVICE; Name: Pedometer; Assigned to Arm(s): Manual + pedometer, 1, Manual + pedometer, 2 | Intervention Type: PROCEDURE; Name: Usual care; Assigned to Arm(s): Manual, Manual + pedometer, 1, Manual + pedometer, 2 | Intervention Type: BEHAVIORAL; Name: Telephone follow-up; Assigned to Arm(s): Manual + pedometer, 1, Manual + pedometer, 2

Answer: A