Electrical injuries produce severe external and internal injuries because:

a. the skin is a poor conductor with a high resistance, and blood vessels are good conductors with low resistance.
b. both the skin and blood vessels are good conductors with low resistance.
c. the skin is a good conductor with a high resistance, and blood vessels are good conductors with low resistance.
d. skin is a poor conductor with a low resistance, and blood vessels are good conductors with low resistance.

Answer: a