Which conditions where responsible for the subsistence crisis in France during the french revolution?

• the increase in population during 1715 to 1789 from 23 million to 28million.
• this lead to rapid demand for grain.
• the production of grain was insufficient for population.
• so the prices of bread rose which was the staple food for the majority.
• most of people worked on wages.
• price of bread increased but not wages.
• bad harvest worsened the situation.

this lead to subsistence crisis.