According to Cupples, the issues with the epistemic injustice for disabled people generated by QALYs should be addressed by: A. Using the answers of disabled people regarding their own disabilities to determine QALY factors. B. Inverting time trade-off questions so that it is assumed that people will want to trade years of their life in order to become disabled. C. Including disabled people in the design and planning of QALY research as well as discussions about how QALYs are employed for resource allocation. D. Abandoning the use of QALYs entirely