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Which of the following should be avoided...

Which of the following should be avoided in biological marriages ?
(a) A+ boy and A+ girl
(b) A+ boy and A- girl
(c) O+ boy and O+ girl
(d) O-boy and O- girl

A

`A^(+)` body and `A^(+)` girl

B

`A^(+)` boy and `A^(-)` girl

C

`O^(+)` boy and `O^(+)` girl

D

`O^(-)` boy and `O^(+)` girl

Text Solution

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The correct Answer is:
2
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