Bio Technology
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In a detailed study of annual crow births in India. it was found that there was relatively nogrowth during the period 2002 to 2004 and a sudden spike from 2004 to 2005. In anotherunrelated study. it was found that the revenue from cracker sales in India which remainedfairly at from 2002 to 2004. saw a sudden spike in 2005 before declining again in 2006.The solid line in the graph below refers to annual sale of crackers and the dashed line refersto the annual crow births in India. Choose the most appropriate inference from the abovedata.etpul u! squtq M013 lunuuv Annual salc ofcrackcrs in India200] 2003 2005 2007

  1. There is a strong correlation between crow birth and cracker sales.
  2. Cracker usage increases crow birth rate.
  3. If cracker sale declines. crow birth will decline.
  4. Increased birth rate of crows will cause an increase in the sale of crackers.
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