Dent ‘n’ Scratch Used Cars and Trucks employs 3 salesmen. Data for their sales last month are shown in this table: Based on last month’s data, _ should specialize in truck sales, and _ should specialize in car sales.

Dent ‘n’ Scratch Used Cars and Trucks employs 3 salesmen. Data for their sales last month are shown in this table: Based on last month’s data, _ should specialize in truck sales, and _ should specialize in car sales.
A.Larry; Ralph
B.Larry; Joe
C.Joe; Ralph
D.Ralph; Larry
正确答案：Ralph; Larry