Attempt the question, check the explanation, and continue with similar questions to build confidence before exams.
यदा विशेषस्य वचनं
कार्य तु न द्रव्यं
संयुतं तद्बहिरपि
ज्ञातव्यं विवादः
Continue with nearby questions to strengthen the same chapter concept while you still have the context fresh in mind.