explain to someone who has never heard of the periodic table what it is who made it when it was made why was it made and the use of it?

periodic table is a table of element, arranged in a increasing order of relative mass.

it was invented by Mendeleev in the year 1869, 17 th Feb.

answer; i believe the best and correct answer is stronger bonds between the nations of africa;

no the answer is c only objects touching the earth's surface can be acted upon by an outside force