One should admit at the outset to a certain bias. indeed l am a "butterfly chaser, googly eyed bleeding heart and wild conservative." i take a dim view of dams; i find it hard to learn to love cement, i am poorly impressed by concrete aggregates and statistics in the cubic tons. what tone does the author create by calling himself "butterfly chaser, goo eyed bleeding heart and wild conservative? a. humorous b. serious c. depressing d. romantic

D. Romantic  

Explanation:

He tries to imply that he is distracted, a butterfly chaser, someone who easily looses the concentration and with this giving a humorous tone to the text, and to lightdown the terminology that he uses prior to this, all that of having " a certaing biased".

A Humorous

Explanation:

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.