Synonym of IMPEDE

Answer: Option A

Hinder : make it difficult for (someone) to do something or for (something) to happen.
Reverse : move backwards.
Impose : force (an unwelcome decision or ruling) on someone.
Expedite : make (an action or process) happen sooner or be accomplished more quickly.
Impede : delay or prevent (someone or something) by obstructing them; hinder.

Synonym of Impede is Hinder