This is one of the questions that comes up often at English AS Level History, and the module Autocracy to Dictatorship with Edexcel exam board. Do you take the subject and are asking for help? If it's a homework question then I'd like to make you aware of this subreddit: /r/HomeworkHelp. Otherwise, feel free to ignore this. Thanks :)

1. They were intended to continue WWI, bolsheviks promised immediate peace.
2. They were reluctant to provide land ownership for the masses.
3. Kerenskiy (head of Provisional Government) in a few weeks before October coup had an agreement with General Krasnov that Krasnov's troops will enter Petrograd to protect Provisional Government from opponents. But later Kerenskiy intended that troops must not go to Petrograd, because he decided that Krasnov will became more popular and will oust Kerenskiy.