In this task, you're given a question, along with a context passage. The passage will not have a direct answer to the question, but can include some information and a clue for the answer. Assuming you can only obtain information about one entity in the passage, your job is to determine whether information from the passage can be used to answer the question. Indicate your choice as `a` for Yes or `b` for No.
Example: Question: When did the operation during which the 704th dropped supplies to allied troops near Nijmegen begin? Passage: The group was occasionally diverted from strategic missions to carry out air support and interdiction missions. It supported Operation Overlord, the invasion of Normandy by attacking transportation targets, including bridges, along with airfields and strong points in France. On D Day, the squadron and the rest of the 446th Group led the first heavy bomber mission of the day. The 446th aided ground forces at Caen and Saint-Lô during July by hitting bridges, gun batteries, and enemy troops. During Operation Market Garden, the attempt to seize a bridgehead across the Rhine in the Netherlands, the 704th dropped supplies to allied troops near Nijmegen. It struck lines of communications during the Battle of the Bulge. During Operation Varsity in March 1945, it supplied ground and airborne troops near Wesel. The squadron flew its last combat mission on 25 April 1945 against Salzburg, Austria. The group had flown 273 missions and had lost 58 aircraft during the war,
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Example solution: a
Example explanation: The passage describes the 704th's actions during Operation Market Garden so only information about the operation is needed.

Problem: Question: Which civil company that Brown's father worked for was founded first? Passage:Brown was born on 15 April 1948, in Tangier, Morocco. His father flew Spitfires during World War II and joined civil aviation in the post war period, flying for Gibraltar Airways and British European Airways. He was educated at Merchant Taylors' School, an all-boys public school in Hertfordshire. He then matriculated into St Catherine's College, Oxford to study history. In 1966, he graduated from the University of Oxford with a Bachelor of Arts (BA) degree in Modern History. This was later promoted to Master of Arts (MA Oxon) as per tradition. He remained at St Catherine's to complete a Diploma in Art History. He then undertook post-graduate research at the Courtauld Institute of Art and completed his Doctor of Philosophy (PhD) degree.


Solution: b