Which blood type could be given as a transfusion for patient with ab blood when the rh factor is unknown? a. o+ b. a+ c. ab+ d. ab–

O+ because the O can go to anyone but only an O can receive O blood

AB- blood because Rh- can be given to anybody, and AB blood accepts all types. In this case, if the patient were given O+ blood and they did not have the Rh factor, they would reject the O+ blood because blood with the Rh factor (O+, A+, etc.) cannot be accepted by blood without the Rh factor (AB-, A-, etc.)

Ten percent of energy is transferred from sun to the level indicated.