On which point would both authors , Eggert and Blanc , MOST LIKELY agree?

our founding fathers introduced the revolutionary idea that each person's desire to pursue their idea of happiness was not self-indulgence, but a necessary driver of a prosperous society. they created a government to defend that right for everyone.

i think the answer would mist likely be an adjective clause, because unhappy is an adjective.

the answer is b. the tomb is underground and dark, and its opening is covered by a heavy grate.