Which statement below initializes array items to contain 3 rows and 2 columns?
a. int[][] items = { { 2, 4 }, { 6, 8 }, { 10, 12 } };.
b. int[][] items = { { 2, 6, 10 }, { 4, 8, 12 } };.
c. int[][] items = { 2, 4 }, { 6, 8 }, { 10, 12 };.
d. int[][] items = { 2, 6, 10 }, { 4, 8, 12 };