Which of the following symbols should be placed in the blank spaces respectively (in the same order from left to right) in order to complete the given expression in such a manner that “P < T” definitely holds True?
P __ Q __ R __ S __ T
1
=, >, <, <
2
<, =, >, =
3
≤, <, =, <
4
≤, =, ≥, ≥
5
None of these