【正确答案】 C

【答案解析】[听力原文]
   M: If you are a senior 65 years of age and over, or a person with disabilities, you are eligible for discounts on all regional transit systems through our regional travel discount card program. This discount card will make it easier for seniors and handicapped persons to show their eligibility for reduced fares on all busses, rail and ferries throughout the entire transit system at all times. To receive your discount card, please fill out the application available at bus and train stations and return it to the regional transit authority office with a photocopy of your valid photo ID. The address is located on the form, or you may drop it off in person.
选项A未提及。选项B错误，儿童不会收到折扣卡。选项C正确。选项D未提及。