When Performing an Inferior Alveolar Nerve Block, Which of the Following

When performing an inferior alveolar nerve block, which of the following structures should be avoided in the pterygomandibular space? (Select all that apply.)

A) Branches of the first part of the maxillary artery
B) Branches of the pterygoid plexus of veins
C) Branches of the second part of the maxillary artery
D) Sphenomandibular ligament
E) Branches of the third part of the maxillary artery