Complete the sentence by adding a suitable word given below : If she had studied harder, she -------------- passed the exam.AwouldBwillCwould haveDhadAnswer: C. would have Read Explanation: If she had studied harder, she would have passed the exam.This is a third conditional sentence, used to talk about a past unreal (imaginary) situation.Structure:If + past perfect, would have + past participle"Had studied" is past perfect, so "would have passed" completes the condition properly. Read more in App