Does the sentence "Even during glacial periods of the Quaternary, Manchuria, lowland Siberia, and central and northern Alaska, though extraordinarily cold, had such light snowfall that glaciers could not form." provide a valid answer to the question "Which areas in Antartica are considered polar deserts?"

A: no

Does the sentence "Chopin's tombstone, featuring the muse of music, Euterpe, weeping over a broken lyre, was designed and sculpted by Clesinger." provide a valid answer to the question "Who sculpted Chopin's tombstone?"

A: yes

Does the sentence "The most familiar, and historically the oldest, types of glass are "silicate glasses" based on the chemical compound silica (silicon dioxide, or quartz), the primary constituent of sand." provide a valid answer to the question "Which kinds of glass existed the furthest in the past?"

A: yes

Does the sentence "Computers control functions at many utilities, including coordination of telecommunications, the power grid, nuclear power plants, and valve opening and closing in water and gas networks." provide a valid answer to the question "What demonstrated equipment controlled by computers not connected to the internet can also be vulnerable?"

A:
no