In the figure below, point D divides side BC of triangle ABC into segments BD and DC of lengths 1 and 2 units respectively. Given that angle ADC = 60 and angle ABD = 45, what is the measure of angle x? (Note: Figure is not drawn to scale.)
(A) 55
(B) 60
(C) 70
(D) 75
(E) 90
(A) 55
(B) 60
(C) 70
(D) 75
(E) 90
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