In a population of 10,000,beta carotene was given to 6000;it was not given to the remainder.3 out of the first group got lung cancer while 2 out of the other 4000 also got lung cancer;the best conclusion :

• A. The study is not designed properly
• B. Beta carotene is associated with lung cancer
• C. Beta carotene and lung cancer have no relation to one another
• D. The p value is not significant