Improve the grammar of this text: Among all the reasons of the explosion, there were three main causes, which led to the function failure of the nuclear power plant.
the first cause was the lack of a proper and adequate plan for the operation of the plant, the second was the lack of a proper and adequate plan for the operation of the plant, and the third was the lack of a proper and adequate plan for the operation of the plant.
The first cause was the lack of a proper and adequate plan for the operation of the plant.
The second cause was the lack of a proper and adequate plan for the operation of the plant.
The third cause
The first cause was the failure of the reactor. The second was the failure of the reactor control system. The third was the failure of the reactor control system.
The reactor control system was the most important cause of the failure of the reactor. The reactor control system was designed to control the temperature of the reactor core. The reactor control system was designed to control the temperature of the reactor core.
The reactor control system was designed to control the temperature of the reactor core. The reactor control system was