Does "The Hanseatic League was not exclusively German in any ethnic sense: many towns who joined the league were outside the Holy Roman Empire and a number of them may only loosely be characterized as German." contain the correct answer to "What helped the Germans dominate trade?"

A: no

Does "Excess zinc is toxic to plants, although zinc toxicity is far less widespread." contain the correct answer to "Excess zinc has what effect on plants?"

A: yes

Does "As the largest city, Tallinn has emerged as a financial centre and the Tallinn Stock Exchange joined recently with the OMX system." contain the correct answer to "What is the largest city in Estonia?"

A:
yes