B. global health systems have been
C. health services have been
D. overwhelmed and many essential
E. in fighting other deadly diseases
Correct Answer: (c) BDCAE
Note: The given sentence starts with Part B as it introduces the main subject of the sentence, i.e., 'global health systems'. Part D states that the health systems have been overwhelmed and Part C talks about many health services. So, C will follow D. Further, Part A states that inefficient health systems pose major threats & Part E talks about hurdles in fighting deadly diseases. So, E will follow A. Going through the options, option 'c' has the correct sequence.
The given sentence starts with Part B as it introduces the main subject of the sentence, i.e., 'global health systems'. Part D states that the health systems have been overwhelmed and Part C talks about many health services. So, C will follow D. Further, Part A states that inefficient health systems pose major threats & Part E talks about hurdles in fighting deadly diseases. So, E will follow A. Going through the options, option 'c' has the correct sequence.