In the industrialized West, technological forces_______ social dynamics that has rested on the three pillars of capital, labor and the state. 1. illustrate 2. threaten 3. intensity 4. vulnerable 5. endanger 6. encroach

The sentence seeks to convey that in the western countries, technological forces pose a danger to the equilibrium of social dynamics. We need a verb to link the subject (TECHNOLOGICAL FORCES) and the object (SOCIAL DYNAMICS). THREATEN and ENDANGER are synonyms. They both fit contextually. THREATEN means that it seems likely to produce an unpleasant or unwelcome result.  ILLUSTRATE- to explain or make (something) clear by using examples, charts, pictures, etc. INTENSIFY- become or make more intense. VULNERABLE- exposed to the possibility of being attacked or harmed, either physically or emotionally.