Given a context passage, generate a question from the passage such that its answer is shortest continous span from the passage.
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Question: Funkturm Stuttgart is a reinforced concrete transmitting tower, built in 1966 on the Raichberg of Stuttgart, Germany (Geographical coordinates: 484627''N 91323''E).

Answer: What material was used for Funkturm Stuttgart?

Question: Making their second appearance in The Life and Death of Colonel Blimp were director Michael Powell's golden cocker spaniels, Erik and Spangle, who had previously appeared in Contraband (1940), and went on to be seen in the Powell and Pressburger films I Know Where I'm Going! (1945) and A Matter of Life and Death (US: Stairway to Heaven, 1946).

Answer: What studio produced The Life and Death of Colonel Blimp?

Question: The 2010 United States Census reported that Marin County had a population of 252,409. The racial makeup of Marin County was 201,963 (80.0%) White (U.S. Census), 6,987 (2.8%) African American (U.S. Census), 1,523 (0.6%) Native American (U.S. Census), 13,761 (5.5%) Asian (U.S. Census), 509 (0.2%) Pacific Islander (U.S. Census), 16,973 (6.7%) from Race (United States Census), and 10,693 (4.2%) from two or more races. Hispanic (U.S. Census) or Latino (U.S. Census) of any race were 39,069 persons (15.5%).

Answer:
Which group from the census is smaller: Asian or African American?