What is the practical functional division created for surgeons to perform liver resection? I - The functional division consists of an oblique line...

What is the practical functional division created for surgeons to perform liver resection?

I - The functional division consists of an oblique line, two vertical lines, and two horizontal lines.
II - The first vertical line follows the falciform ligament.
III - The second vertical line follows the lateral margin of the gallbladder to the highest part of the liver.
IV - The first horizontal line follows from the middle of the right part of the liver until it meets the oblique line.
V - The second horizontal line follows from the middle of the vertical line on the falciform ligament to the left margin of the liver.
VI - The first hepatic segment can be identified in the practical functional division.
a) I, II, III, IV, and V are correct.
b) I, II, III, IV, and VI are correct.
c) I, II, III, and V are correct.
d) I, III, IV, and V are correct.