It helped him study the four moons that revolve around Jupiter.
It helped him make observations that supported the heliocentric theory.
The answer to the question is B
The answer is <span>the Dardanelles
The Dardanelles was really important for the allies in order to secure the sea route for the Russian empire which was considered as one of the strongest ally in the war. The campaign (which happened between </span><span>17 February 1915 and 9 January 1916)</span><span> was a major win for the Turkish side and still considered as one of the most treasured event for the nation until this day.</span>
The answer is A Witches worshiped the devil.