Evaluate the complex motivations behind the Tiananmen Square protests in China in 1989, considering the various socio-political dynamics at play. Which of the following factors primarily fueled the protestor's grievances and mobilization? Choose the correct answer from the following:

Economic disparities worsening social inequality
perceived intrusion with cultural imperialism
heightened government censorship and repression
widespread corruption within the political elite

All of the factors mentioned played a role in fueling the grievances and mobilization of the Tiananmen Square protests in 1989. However, the factor that primarily fueled the protests was heightened government censorship and repression. The protesters were initially motivated by a desire for greater political freedoms and human rights, which were being suppressed by the government at that time. The crackdown on the protests by the government further inflamed tensions and led to a wider mobilization of people from various backgrounds and grievances. Economic disparities worsening social inequality, perceived intrusion with cultural imperialism, and widespread corruption within the political elite were also factors that contributed to the discontent among the protesters, but the immediate trigger for the protests was the government's censorship and repression.

You have to pick one answer.

The correct answer would be: heightened government censorship and repression.