He kept on working to make rice better:salt-tolerant to grow by the coast crossbred with corn to be more nutritious enriched with vitamin A to improve people s eyesight . 2 His mind was filled with the thought that if just half of the rice fields in the world were planted with his hybrid rice an increase in yield of two tons per hectare would feed 400-500 million more people every year . 3 And he still talked of plants taller than a man.^---^What types of statistics are presented A Numbers of measurements B Dates C Percentages