Read the following paragraph and answer the question. Give ONLY the answer, no other words or explanation.

For example:

Answer: <most likely answer, as short as possible>.

Paragraph: Once there I looked online with Gavin for schools and found a place with a 1 PM class . I took a 3-hour nap where I was out before my head hit the pillow . We then went to the BJJ class at OC Kickboxing in Irvine . This place seemed interesting because they seemed to run a beginner and intermediate class simultaneously , and both are run by a black belt .

Question: What type of activity is probably being discussed here ?
None of the above choices .
Brazilian Jiu-Jitsu.