Final answer:
The statement that is not true about m-commerce is that mobile advertising is up over 80% from the previous year.
Step-by-step explanation:
The statement that is not true about m-commerce is option A) In 2014, mobile advertising is up over 80% from the previous year. This statement is false because according to eMarketer.com, total US ad spending saw the largest increase since 2004, and mobile advertising led this growth, surpassing radio, magazines, and newspapers in 2014.