In which two ways did the spread of enlightenment thought contribute to the french revolution? 1. enlightenment ideas made the people increasingly rigid in their values and mindset. 2. enlightenment thinkers’ ideas influenced prominent revolutionaries to act. 3. enlightenment thoughts introduced people to other forms of government such as popular sovereignty. 4. enlightenment concepts urged people to discover creative ways to win government privileges. 5. enlightenment professors inspired students to cultivate a rebellious and revolutionary spirit.