Answer: Option C
Answer: (c)Meaning: Thwarting - Hindering something, Fallout - Adverse result of a situation, Unprecedented - something never seen/done before, Sheer - complete, Continuum - a continuous succession The sentence describes that the magic of an incredible or unbelievable step is fading and it is time to look towards the real scenery of sluggishness in the economy. The word which can be used to show the step as unbelievable is unprecedented.