Question

How many Types Of Blood
A- 4 Types
B-6
C-5
D-9
​

Answer 1

Answer:

ans=4

Explanation:

PLS MARK AS BRAINLIEST

Answer 2

Answer :-

The correct answer is 4 types.

Explanation :-

There are 4 main blood groups (types of blood) – A, B, AB and O.

Each group can be either RhD positive or RhD negative.