Problem:
Which one of the following transactions occurred in the primary market?
A. Maria gave 100 shares of Alto stock to her best friend.
B. Gene purchased 300 shares of Alto stock from Ted.
C. South Wind Products sold 1,000 shares of newly issued stock to Mike.
D. Terry sold 3,000 shares of Uno stock to his brother.
E. The president of Trecco, Inc. sold 500 shares of Trecco stock to his son.
Note: Please describe comprehensively and provide step by step solution.