T is the set of all numbers that can be written as the following sum involving distinct non-zero integers a, b, c and d: |a|/a + 2(|b|/b) + 3(|c|/c) + 4(|d|/d) + 5(|abcd|/abcd). What is the range of T?
A. 15
B. 20
C. 28
D. 29
E. 30![]()
A. 15
B. 20
C. 28
D. 29
E. 30