def decide_consumed(desc):
    """
    Based on the provided description, determine the ActivityConsumedBy.
    :param desc: str, description cell
    :return: str, ActivityConsumedBy value
    """
    if 'Consumed' in desc:
        return desc.split('Consumed')[0].strip()
    if 'Sales' in desc:
        return desc.split('Sales')[0].strip()
    if 'Losses' in desc:
        return desc.split('Losses')[0].strip()
    return 'None'