Which of the following best describes a way in which the periodic table is organized?
a) elements are organized in alphabetical order.
b) elements are organized with nonmetals on the left and metals on the right.
c) there is no system of organization in the periodic table.
d) elements are organized into groups with similar properties.

i think the answer is D because nonmetals are on the right side of the table

Explanation:

mechanics (greek   is that area of science concerned with the behaviour of physical bodies when subjected to forces or displacements, and the subsequent effects of the bodies on their environment. the scientific discipline has its origins in ancient greece with the writings of aristotle and archimedes[1][2][3] (see history of classical mechanics and timeline of classical mechanics). during the early modern period, scientists such as galileo, kepler, and newton laid the foundation for what is now known as classical mechanics. it is a branch of classical physics that deals with particles that are either at rest or are moving with velocities significantly less than the speed of light. it can also be defined as a branch of science which deals with the motion of and forces on objects. the field is yet less widely understood in terms of quantum theory.

explanation:

increased stability in the completion of fluorine's outer shell.