Science, asked by janvi345, 1 year ago

पोलिया का पहला प्रभावशाली टीका निम्नलिखित ने तैयार किया था ?
(a) जेम्स सिम्पसन
(b) जोनास ई. साक
(c) जॉन हेनशैम गिब्बन
(d) नुन्नी जॉय

Answers

Answered by arjun9955

0

i think option a is your answer

Answered by gaurika84

0

Option B is the correct answer...

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