Does the sentence "Moses Hadas portrayed an optimistic picture of synthesis of culture from the perspective of the 1950s, while Frank William Walbank in the 1960s and 1970s had a materialistic approach to the Hellenistic period, focusing mainly on class relations." provide a valid answer to the question "Whish Hellinistic historian focused primarely on the economic system?"

A: no

Does the sentence "In previously years mostly all efforts to conduct any large-scale renovations to the field had been opposed by the city, former mayor Richard M. Daley (a staunch White Sox fan), and especially the rooftop owners." provide a valid answer to the question "When did Tom Ricketts and Crane Kenney unveil plans for a five-year funded renovation of Wrigley Field?"

A: no

Does the sentence "Drainage began with the Romans, and was restarted at various times: by the Anglo-Saxons; in the Middle Ages by the Glastonbury Abbey, from 14001770; and during the Second World War, with the construction of the Huntspill River." provide a valid answer to the question "who started drainage of the Somerset levels"

A: yes

Does the sentence "OTS, previously located at Lackland AFB, Texas until 1993 and located at Maxwell Air Force Base in Montgomery, Alabama since 1993, in turn encompasses two separate commissioning programs: Basic Officer Training (BOT), which is for line-officer candidates of the active-duty Air Force and the U.S. Air Force Reserve; and the Academy of Military Science (AMS), which is for line-officer candidates of the Air National Guard." provide a valid answer to the question "USAF Officers can be commissioned after graduation from what school?"

A:
no