What does nothing mean jk dotn tell me HA

What do you think inspires people to come up with great inventions? explain in 4 sentences

Which of these sentences exhibits proper usage? a. many doctors affiliated with university hospital expressed concern about the policy (moore 5). b. many doctors affiliated with university hospital expressed concern about the policy (moore 5). c. many doctors affiliated with university hospital expressed concern about the policy (moore 5). d. many doctors affiliated with university hospital expressed concern about the policy (moore 5).

Witch sentence contain an adverb clause