Select from options: Continue writing the next sentence.

The people are in the pool wearing goggles. The people are wearing oxygen thanks while in the pool. the people

Pick your answer from: a. are training on how to dive and swim under water with their oxygen on.; b. are underwater putting on their suits.; c. are enjoying themselves at the dining room with food in bowls.; d. are swimming in inter tube form the pool.;
Answer:
a.