<p><strong>Consider the following relations:</strong></p><p><strong>Patients(pid, name, address, telephone,care_centre_id)</strong></p><p><strong>Care_centres(cid, name, location,nurse_charge_id)</strong></p><p><strong>Treatments(tid, patient_id, physician_id,treatment_name, date)</strong></p><p><strong>Nurses(nid, name, care_centre_id, certificate_type,telephone, salary)</strong></p><p><strong>Physicians(phid, name, pager_number, specialization,salary).</strong></p><p><strong>Use Oracle to complete the following tasks.</strong></p><p><br/><strong>d.</strong> For some strategic decisions, the