What is the purpose of performing a 'minor crossmatch' in blood transfusion?

A To detect the presence of antibodies against the recipient's red blood cells
B To detect the presence of antibodies against the donor's red blood cells
C To determine the compatibility of the donor's plasma with the recipient's red blood cells ✓
D To determine the ABO blood group of the donor and recipient

Explanation

A minor crossmatch is performed to detect the presence of antibodies against the donor's red blood cells in the recipient's plasma, which can help prevent a transfusion reaction.

Source

American Association of Blood Banks (AABB) guidelines
Hematology Hematology: Blood Grouping and Crossmatching Hematology: Blood Grouping and Crossmatching Medium MEDICAL Confidence: high