Which Java statement creates a jagged array with six rows?

Question $42$Answer

a$.$

double $[][]$ sales $=$ new double$[][6]$;

b$.$

double $[][]$ sales $=$ new double$[4][6]$;

c$.$

double $[][]$ sales $=$ new double$[6][4]$;

d$.$

double $[][]$ sales $=$ new double$[6][]$;