Abilities needed for effective project management

Select one:a. Conflict resolution, leadership, flexibility, ability to adjust to change, planning skills, negotiation skillsb. Conflict resolution, cost management, flexibility, ability to adjust to change, planning skills, negotiation skillsc. Risk management, creativity, flexibility, ability to adjust to change, planning skills, negotiation skillsd. Conflict resolution, risk management, flexibility, ability to adjust to change, planning skills, negotiation skillse. Conflict resolution, creativity, flexibility, ability to adjust to change, planning skills, negotiation skills