Does the sentence "Ducks are medium-sized aquatic birds with broad bills, eyes on the side of the head, fairly long necks, short legs set far back on the body, and webbed feet." provide a valid answer to the question "Do all ducks fly south for the winter?"

A: no

Does the sentence "Indian traders came to the archipelago both for its abundant forest and maritime products and to trade with merchants from China, who also discovered the Malay world at an early date." provide a valid answer to the question "The Java Dwipa kingdom was well-known for what?"

A: yes

Does the sentence "By resuming funding to UNFPA, the US will be joining 180 other donor nations working collaboratively to reduce poverty, improve the health of women and children, prevent HIV/AIDS and provide family planning assistance to women in 154 countries."" provide a valid answer to the question "The president said the U.S. would be joining how many donor nations?"

A: yes

Does the sentence "These findings are based on laboratory studies, and in clinical settings have also been shown to eliminate bacterial infection." provide a valid answer to the question "What does this eliminate?"

A:
yes