Does the sentence "The correlation between R1a1a [M17] and the speakers of Indo-European languages, particularly those of Eastern Europe (Russian) and Central and Southern Asia, was noticed in the late 1990s." provide a valid answer to the question "What is the frequency of Haplogroup R1a in the Sorbs?"

A: no

Does the sentence "The Vienna Convention states that treaties are to be interpreted "in good faith" according to the "ordinary meaning given to the terms of the treaty in their context and in the light of its object and purpose."" provide a valid answer to the question "What states that treaties are to be interpreted "in good faith" according to the "ordinary meaning given to the terms of the treaty in their context and in light of its object and purpose?""

A: yes

Does the sentence "However, the composer and his family used the birthdate 1 March,[n 2] which is now generally accepted as the correct date." provide a valid answer to the question "Chopin's birth is recorded as when?"

A: no

Does the sentence "Hannibal was recalled to Africa, and defeated at the Battle of Zama." provide a valid answer to the question "What was the name of Hannibal's family member that wanted to join his army in battle?"

A:
no