A wooden block of mass \[10\,\,g\] is dropped on the top of a cliff \[100\,\,m\] high. Simultaneously, a bullet of mass \[10\,\,g\] is fired from the foot of the cliff upward with a velocity of\[100\,\,m\,\,{{s}^{-1}}\]. At what time will the bullet and the wooden block meet?\[(g=32\,\,ft\,\,{{s}^{-2}})\]

• A. \[1s\]                  
• B.        \[2s\]
• C. \[3s\]                
• D.        \[4s\]