Modern warfare has changed from large scale clashes of armies to suppression of civilian populations. Chemical agents that do their work silently appear to be suited to such warfare; and regretfully, there exist people in military establishments who think that chemical agents are useful tools for their cause.
Which of the following statements best sums up the meaning of the above passage:
"there exist people in military establishments who think that chemical agents are useful tools for their cause"
makes the option (D) correct.
Using the word "regretfully" may be the personal opinion of someone.
Is the word "regretfully" in the passage signifies that option c) should be correct?