A Curie (37 gigabecquerel)of radioactive material will disintegrate at the rate of:

• A. 37 million (3.7 × 107) disintegrations per second
• B. 37 billion (3.7 × 1010) disintegrations per second
• C. 37 trillion (3.7 × 1013) disintegrations per second
• D. None of the above