Those elements are: sulphur chlorine argon neon carbon oxygen helium silicon calcium hydrogen nitrogen sodium fluorine lithium aluminum
9 of these elements were known during BCE periods. The knowledge of these basic elements is enough for humanity to start the industrial revolutions by leveraging and combining one elements with another as a catalyze to be included either as ingredient of the products or to speed up the production process.
<span>Gold, Silver, Copper, Iron. Lead, Tin, Mercury,
Sulfur, Carbon, Arsenic, Anthimony, Phosphorous, Zinc, Cobalt, Platinum Nickel
and Bismuth were the first 16 elements discovered until 1760. These were the
early elements generally found in the environment and discovered upon its uses
in the society.</span>
The question ask to state the reason why President Tito of Yugoslavia was able to resist the pressure from the Soviet Union in 1948 to become a soviet satellite and the reason is letter B. there were no Soviet troops in Yugoslavia. I hope you are satisfied with my answer and feel free to ask for more
