Ineed the answers as soon as possible .

by age twenty-four, shackleton had qualified to be a ship’s commander. in 1899, he learned that the royal geographical society was organizing an expedition to the ataractic. he volunteered for the venture, led by robert flacon scott, and sailed on the discovery expedition; however, midway through the trip he become ill and sent home, much to his disappointment.

if the writers were to add a concluding statement to this paragraph, which of these most appropriate ?

a) shackleton was generally a robust and healthy man, generally speaking.

b) however, others on the ship would have been grateful to get to return home.

c) no one is completely sure how or why shackleton fixed upon the antarctic region.

d) shackleton would get another chance to achieve his goal, but it wouldn’t be for another eight years.