Final answer:
Support for the Bolsheviks grew in 1917 because the provisional government did not institute land reforms, which led to dissatisfaction among the peasants. The Bolsheviks promised to redistribute land, appealing to the peasants and gaining their support.
Step-by-step explanation:
Support for the Bolsheviks grew during 1917 because the provisional government did not institute land reforms. The lack of land reforms by the provisional government created dissatisfaction among peasants who were looking for their own land. The Bolsheviks promised to redistribute land to the peasants, which appealed to their desires and gained their support.
Learn more about Support for the Bolsheviks