请教一道GWD~~在线等ING

In Hungary, as in much of Eastern Europe, an overwhelming proportion of women work, many of which are in middle management and light industry.

A.     as in much of Eastern Europe, an overwhelming proportion of women work, many of which are in

2. as with much of Eastern Europe, an overwhelming proportion of women works, many in
3. as in much of Eastern Europe, an overwhelming proportion of women work, many of them in
4. like much of Eastern Europe, an overwhelming proportion of women works, and many are
5. like much of Eastern Europe, an overwhelming proportion of women work, many are in

偶觉得A对的啊,C中单句间没连词,A是从句就不用连词,而且which 就近指代women

请NN指点