Answer: A. True
Explanation:
The two-column proof is used to order or to organize the proofs when dealing with geometry problems.
There are always two columns present in it, the left one contains a series of deductions or some statements while the right one justifies the statements by giving the reasons.
For example:
Statement/ Deduction Reason/ Justification
1.A, B and C are in collinear 1.Given
So, it is true.