question_answer

In a \[\Delta \,\mathbf{ABC}\], if \[\angle \mathbf{A}\text{ }-\text{ }\angle \mathbf{B}\text{ }=\mathbf{35}{}^\circ \] and \[\angle \mathbf{C}\text{ }-\angle \mathbf{B}\text{ }=\mathbf{34}{}^\circ \], then

A) \[\angle A=71{}^\circ \]                                                

B)  \[\angle B=72{}^\circ \]

C)  \[\angle A+\angle B=109{}^\circ \]       

D) \[\angle A+\angle C=142{}^\circ \]

E)  None of these