One of the important virtues pepsin is that

protein-digesting enzymein the milky juice or latex is the most important virtues pepsin

d) the narrator even suggested that the white whale, moby d, was ubiquitous and present in every ocean at every moment.  

either a donut or a sphere or a pancake or a flat sphere. it depends on where the vertical line is.

if the line goes through the center of the circle and is perpendicular to a diameter containing the center, then you get a flat circle.

if the line and the diameter of a the circle meet in the center of the diameter and at an angle, you get a pancake.

if the line is on the circumference of the circle and is at right angles   to the circle you get a ring.

if the line contains the diameter, you get a sphere.

the the line is parallel to the diameter and touches the circumference, you get a donut.