IV. Reading Comprehension. In this part, there are three reading passages, Read each of the following passages and  answer the corresponding questions.Read the following passage and answer questions 40-42.
       While the private and public sectors need to take climate action, the scale of the crisis requires in-depth, long-lasting, and rapid decarbonization carried out by government policy, laws, and regulations across all sectors. The health care sector is no exception, with a global greenhouse gas contribution of 4.4%. More than 60 governments, making up more than 47% of net global health care emissions, have committed to low-carbon health systems.
【題組】40. What is the aim of the scheme?
(A) To make medication available for the poor
(B) To justify high medical cost
(C) To protect the environment
(D) To improve medical education
(E) To cut unnecessary medical waste