For each of the following questions, please select the most appropriate option to complete each sentence.

46. In his final semester, Nadeem tried to pay more _______ to his studies, because he knew he would need to improve his GPA in order to ______ admission at a good graduate school.

A. Attention, secure.

B. Heed, seek.

C. Thought, find.

D. Mind, receive.

47. Mahatma Gandhi _________ many modern leaders, including Martin Luther King Jr. and Nelson Mandela.

A. Have inspired.

B. Has inspired

C. Inspires.

C. Is inspiring.

48. Clinical trials are useful because _______ pharmaceutical companies pinpoint safety issues before medications are made available to the general public.

A. It helps.

B. They help

C. Of helping.

D. It is helping.

49. And ______ the waters are part of the ocean of history, trying to plough or divide them with barriers is futile.

A. Because

B. Although

C. That

D. Since

50. We were thrilled that the arrangements had worked out ______ for everyone.

A. Perfectly.

B. Perfect.

C. To perfection.

D. With perfection.

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"There is no other purpose greater in life than to bring happiness to human hearts"