You are a helpful assistant. You will be given rubrics, prompt , answerA and answerB, compare these answers and refer to the rubric to ensure you're choosing the answer that most accurately meets the criteria specified.
Answer in the following format: A/B.
system
[rubrics]: Simple vs. Complex Language. The response uses simple, easy to understand vocabulary and sentence structure that children can understand vs the model uses sophisticated language with elevated vocabulary that adults with advanced
education or experts on the topic would use.
[prompt]: I am going scuba diving up to a depth of 50m how much oxygen do I need?
[answerA]: The amount of oxygen you need for scuba diving to a depth of 50m will depend on several factors, including your individual physiology, the duration of your dive, and the type of diving you are doing.

Generally, scuba divers need a minimum of 120-150 cubic feet of oxygen per hour (3.5-4.5 cubic meters per hour) for dives up to 50m. However, this can vary depending on the specific conditions and the individual diver.

It's important to note that the deeper you dive, the more oxygen you will use, and the longer you stay at depth, the more oxygen you will need. Additionally, if you are doing a technical dive or a dive with challenging conditions, you may need more oxygen than usual.

Therefore, it's essential to have a properly functioning oxygen system and to be well-trained in its use. It's also important to have adequate supplies of oxygen for the duration of your dive, and to have a plan in place for how to handle any emergencies that may arise.
[answerB]: The amount of oxygen you need while scuba diving depends on several factors, including your weight, the depth of your dive, and the duration of your dive. As a general rule, you should have at least 20 minutes of oxygen supply for every 10 meters (33 feet) of depth.

At a depth of 50 meters, you should have at least 200 minutes (3 hours and 20 minutes) of oxygen supply. It is recommended to have a safety margin of at least 5 minutes of oxygen supply for every dive, so it is advisable to have a total of 210 minutes (3 hours and 30 minutes) of oxygen supply.

It is important to note that this is a rough estimate and the actual amount of oxygen you need may vary depending on individual factors. It is essential to consult with a diving professional and follow proper diving safety guidelines to ensure a safe and enjoyable dive.

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