a) Charge Per Copyb) MONTHLY Subscriptionc) Micro-transactionsd) Pay-per-Playe) Ad-basedf) PROVIDER billingg) Merchandisingh) Code Licensingi) SPONSORSHIP
a) Charge Per Copyb) Monthly Subscriptionc) Micro-transactionsd) Pay-per-Playe) Ad-basedf) Provider billingg) Merchandisingh) Code Licensingi) Sponsorship
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