Easy
1 point
ID: #14909
Question
If we want concrete proof, we are looking for -
Options
1
building material
Correct Answer
2
something to cover a path
Correct Answer
3
clear evidence
Correct Answer
4
a cement mixer
Correct Answer
Explanation
'Concrete proof' is a metaphorical expression meaning solid, undeniable, or clear evidence. It does not refer to the building material concrete in this context.