A ship sails 4 degrees north, then 13 S. then 17 N. then 19 S. and has finally 11 degrees of south latitude. What was her latitude at starting ?  Choose the correct choice from the following choices
A) 0
B) 1
C) 2
D) 3
E) None of these
Let x = the latitude sought.   Then marking the northings +, and the southings -;   By the statement x + 4 - 13 + 17 - 19 = -11   And x = 0.   0nswer 0
<result>A</result>
A ship sails 4 degrees north, then 13 S. then 17 N. then 19 S. and has finally 11 degrees of south latitude. What was her latitude at starting ?