please help

A financial analyst for Simon Manufacturing prepared the following report A. All profitable customers achieve customer level operating income in excess of 20% B. Customer B has the second highest operating income margin C. The cumulative customer-level operating income of the top eight customers represents about 105.5% of operating income D. All customers provide positive contribution towards profitability A financial analyst for Simon Manufacturing prepared the following report A. All profitable customers achieve customer level operating income in excess of 20% B. Customer B has the second highest operating income margin C. The cumulative customer-level operating income of the top eight customers represents about 105.5% of operating income D. All customers provide positive contribution towards profitability