The distribution of blood types for 100 Americans is listed in the table. If one donor is selected at random, find the probability of selecting a person with blood type A+ or A-. Blood Type 0+ 0- A+ A- B+ B- AB + AB - Number 37 34 10 4 O A. 0.02 О В. 04 O C. 0.06 O D. 0.34 2.

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