question: OPTIONS:
- yes
- no
According to the United States Census Bureau, the city has a total area of 127.5 square miles (330.2 km2), of which 109.0 square miles (282.2 km2) is land and 18.5 square miles (47.9 km2) is covered by water.
How of Charleston's total area is dry land?

answer: yes

[Q]: Sentence: For example, only 12 percent of study participants identified the My Pyramid graphic two years after it had been launched by the USDA. Question: For how many years had the My Pyramid graphic been released at the time of the Mississippi Delta study? OPTIONS:
- yes
- no
++++++++++
[A]: yes

Q: Does "Muddy consonants as initial cause a syllable to be pronounced with low pitch or light ( yang) tone." provide a valid answer to "What is /b/ representative of, in addition to aspirated and unaspirated consonants?"?
OPTIONS:
- yes
- no
A: yes

Problem: Does "Starting in the 19th century, scholars sought more rigorous methods to guide editorial judgment." answer the question "When did scientists begin searching for a more defined guideline for textual criticism?" OPTIONS:
- yes
- no

A: yes

Does the sentence "Buckingham Palace finally became the principal royal residence in 1837, on the accession of Queen Victoria, who was the first monarch to reside there; her predecessor William IV had died before its completion." provide a valid answer to the question "Who died before the palace was completed?" OPTIONS:
- yes
- no

A: yes

Does the sentence "The geographical isolation and unique political history of this territory led to New Mexican Spanish differing notably from both Spanish spoken in other parts of the United States of America and Spanish spoken in the present-day United Mexican States." provide a valid answer to the question "When did other states become part of Mexico?" OPTIONS:
- yes
- no

A:
no