1-C. (3) Travel around Europe by boat.(3) Travel around Europe by boat.
(3)旅行、ヨーロッパを巡るダヨ、船でダヨ。
2-C. They have suggested that these people traveled to America by boat and lived on the east coast.They have suggested that these people traveled to America by boat and lived on the east coast.
3-C. I took many weekend trips offered by the program including a visit to the Native Canadian Art Museum and boat trips to several beautiful islands.I took many weekend trips offered by the program including a visit to the Native Canadian Art Museum and boat trips to several beautiful islands.