What was the main difference between the mensheviks and the bolsheviks?

a. the political and economic groups they belonged to
b. the bolsheviks representing the upper and middle classes
c. the mensheviks representing the upper and middle classes
d. their beliefs about the means for bringing about political change

Two types of survey questions are open questions and closed questions. an open question allows for any kind of response; a closed question allows for only a fixed response. an open question and a closed question with its possible choices are given below. list the advantages and disadvantages of each question. open question: what can be done to get students to eat healthier foods? closed question: how would you get students to eat healthier foods? 1. mandatory nutrition course 2. offer only healthy foods in the cafeteria and remove unhealthy foods 3. offer more healthy foods in the cafeteria and raise the prices on unhealthy foods what are the advantages of an open question?