Question

How did most Russian citizens make a living in the early 1900s?

Most Russians were factory workers who earned low wages in manufacturing.
Most Russians were peasants who worked on farms for very little money.
Most Russians were white-collar employees who worked in offices and shops.
Most Russians were wealthy landowners who were part of the privileged class.

Answer 1

Most Russians were peasants who worked on farms for very little money.

Russia in the early 1900s was overwhelmingly agrarian—around 80% or more of the population lived in the countryside and made a subsistence living from small-scale farming, often under poor conditions and with little cash income.