Gone are the days ____ the working people suffered from cold and hunger.

   A. on that          B. at which         C. when           D. with which

 Gone are the days ____ the working people suffered from cold and hunger.

A. on that            B. at which           C. when              D. with which

Gone are the days ________ the working people suffered from cold and hunger.

A. on that

B. at which

C. when

D. with which

A. on that

B. at which

C. when

D. with which