Answer: Option (a) is the correct answer.
Step-by-step explanation:
Since, it is given that a patient can receive only blood types O–, O+, B–, and B+.
The given chart shows that a person whose blood type is AB+ actually receiving all the blood type, that is, O-, O+, B-, B+, A-, A+, AB-, and AB+.
Therefore, according to the chart only O–, O+, B–, and B+ is received by a person whose blood type is B+.