Two triangles are congruent if they have:
0. exactly the same three sides and
,
1. exactly the same three angles.
Here are five ways to find if two triangles are congruent:
SSS: side - side - side
SAS: side - angle - side
ASA: angle - side - angle
AAS: angle - angle - side
HL: hypothenuse - length
From the option given, options A, B, and C are correct