If\[\angle 2=(3x-10){}^\circ \]and\[\angle 8=(5x-30){}^\circ ,\]then\[\angle 2\] and\[\angle 8\] are

• A.  \[100{}^\circ ,\,\,100{}^\circ \]                  
• B.  \[20{}^\circ ,\,\,20{}^\circ \]
• C.  \[40{}^\circ ,\,\,90{}^\circ \]         
• D.  \[60{}^\circ ,\,\,60{}^\circ \]