A diene, buta - 1, 3 - diene was subjected to ozonolysis to prepare aldehydes. Which of the following aldehydes will be obtained during the reaction ?
A. `overset(" CHO")underset(" CHO")("|") +2HCHO`
B. `CH_(3)CHO+2HCHO`
C. `CH_(3)CH_(2)CHO+CH_(3)CHO`
D. `2CH_(2)CH_(2)CHO`