The correct answer is B. <span>I am running in a charity race next month.
The progressive verb is "running". All of the other sentences have simple verbs.</span>
New technologies have changed the whole world in scientific matters, social relationships, economy, health, nature, and we could go on with many more examples. One of the things that has been modified with this development is advertising. Now tech marketing is one of the main things to consider if you want to persuade people.
Actually, the classic way to advertise something has been left behind, after tech marketing and media.
A: here sits the proud winner of the contest