Which of the following are the reason(s) for Rheumatoid arthritis? Choose the correct option. 

i. Lymphocytes become more active  

ii. Body attacks self cells 

iii. More antibodies are produced in the body 

iv. The ability to differentiate pathogens or foreign molecules from self cells is lost 

(a) i and ii (b) ii and iv (c) iii and iv (d) i and iii

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1 Answers

The correct answer is (b) ii and iv

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