A high school students was 1.6 meters tall who started to learn the high jump when he was 13, and his high jump score was 1.7 meters. Two years later, when he grew to 1.75 meters tall, through training, his sports performance goes up to 2.00 meters. So his performance was improved through the exercises, so we can attribute it to learning.( )

A. 对
B. 错