The correct option is C Cause to
Option B) cause to is correct as reasonable grounds for doing, thinking, or feeling something and best suits the given sentence. The other options are wrong as bother, fill, and govern mean take the trouble to do something, cause (a space or container) to become full or almost full, and conduct the policy, actions, and affairs of (a state, organization, or people) with authority respectively. The correct answer is B) cause to.