Does the sentence "The burrowing of marine polychaetes, which may constitute up to a third of all species in near-shore environments, encourages the development of ecosystems by enabling water and oxygen to penetrate the sea floor." provide a valid answer to the question "How do burrowing marine annelids help ocean ecosystems?" OPTIONS:
- yes
- no

A: yes

Does the sentence "In the 16th century, Mughals came from Central Asia and gradually covered most of India." provide a valid answer to the question "What empire covered most of India in the 16th century?" OPTIONS:
- yes
- no

A: no

Does the sentence "Saint Barthelemy was for many years a French commune forming part of Guadeloupe, which is an overseas region and department of France." provide a valid answer to the question "What is the current name of the building in St. Barts that serves as town hall?" OPTIONS:
- yes
- no

A: no

Does the sentence "The British Empire began to take shape during the early 17th century, with the English settlement of North America and the smaller islands of the Caribbean, and the establishment of private companies, most notably the English East India Company, to administer colonies and overseas trade." provide a valid answer to the question "Which country did England negotiate the Treaty of London with?" OPTIONS:
- yes
- no

A:
no