Does the sentence "During this period, Fryderyk was sometimes invited to the Belweder Palace as playmate to the son of the ruler of Russian Poland, Grand Duke Constantine; he played the piano for the Duke and composed a march for him." provide a valid answer to the question "What palace was Frederic sometimes invited to as a companion of the ruler's son?"

A: yes

Does the sentence "The EFSA panel proposes that pregnant women should consume the same volume of water as non-pregnant women, plus an increase in proportion to the higher energy requirement, equal to 300 mL/day." provide a valid answer to the question "How much more water should pregnant women consumed compared to an average non - pregnant woman?"

A: yes

Does the sentence "From then on Utrecht became one of the most influential seats of power for the Roman Catholic Church in the Netherlands." provide a valid answer to the question "Who tried to convert Frisians"

A: no

Does the sentence "These acts may take many forms, in one of the various manners of communication." provide a valid answer to the question "What acts are included in communication between parties?"

A:
no