Option C, Antarctic Treaty System, is the right answer.
The Antarctic Treaty System, control global connections with regard to Antarctica; the only continent of the earth without the native population of human beings. In other words, the ATS is the entire system of adjustments developed for the intention of managing associations among states in the Antarctic. The main goal of the ATS is to guarantee "in the affair of all humankind that Antarctica shall proceed always to be practised completely for peaceful objectives and shall not become the view or gadget of universal disharmony.
The Antarctic treaty system signed the first arms control agreement. It bans any form of military agreement on the Antarctic, and promotes free scientific investigation. The treaty was signed by 12 countries during the era of the cold war. The only use of military is for peaceful purposes and scientific investigations. It promotes free exchange of scientific knowledge and personnel.
True. Atoms with atomic numbers higher than 92 are not very stable and have half lives shorter than the age of the earth so they are not found naturally. Due to that, the process of transmutation must be used to get atoms with the atomic number higher than 92.
Chemists need the mole concept to bridge the gap between the microscopic world of atoms to the macroscopic world of humans. As you know, the molecular level consists of particles that are invisible to us.