What Differentiates Use of CER Between the US and UK

Multiple Choice

What differentiates use of CER between the US and UK?

A) The UK uses it for research and improvement of care, while the US uses it for reimbursement of covered care.
B) The UK uses CER to make nationwide decisions regarding covered centralized care. while the US uses it in research settings. .
C) There is no difference, as both use CER to improve PROs and to control healthcare costs.
D) The US is known as a leader in CER and gives abundant publicity to innovative providers.