Detailed Instructions: In this task, you're given a question, a context passage, and four options which are terms from the passage. After reading a passage, you will get a brief understanding of the terms. Your job is to determine by searching and reading further information of which term you can answer the question. Indicate your choice as 'a', 'b', 'c', or 'd'. If you think more than one option is plausible, choose the more probable option to help you answer the question.
Problem:Question: Is the HMS Aurora still in commission? Passage:Born the son of the Rev. Richard St John Tyrwhitt and Caroline Tyrwhitt (née Yorke), Tyrwhitt joined the training ship HMS Britannia as a cadet on 15 July 1883. He was assigned to the battleship HMS Alexandra in the Mediterranean Fleet in August 1885 and, following his promotion to midshipman on 15 December 1885, he was appointed to the cruiser HMS Calypso in the Training Squadron in November 1888. He transferred to the armoured cruiser HMS Australia in 1889 and, following promotion to sub-lieutenant on 14 March 1890, he transferred to the battleship HMS Ajax later that year. He joined the training brig HMS Pilot at Portsmouth in March 1892 and, having been promoted to lieutenant on 25 August 1892, he transferred to the light cruiser HMS Cleopatra on the North America and West Indies Station in late 1892. He became commanding officer of the destroyer HMS Hart in January 1896 and then became First Lieutenant on the despatch vessel HMS Surprise in the Mediterranean Fleet in late 1896. He went on to be First Lieutenant in the cruiser HMS Indefatigable on the North America and West Indies Station in December 1899 and, having been promoted to commander on 1 January 1903, he became Executive Officer in the cruiser HMS Aurora early in 1903.
 Links: a. Portsmouth b. Destroyer c. HMS Cleopatra (1878) d. Aurora
Solution:
d