7. identify the type of precipitation that is not one of the main categories.\nsnow\ndrizzle\nsleet\nhail

Answer:

There is not enough information provided to determine which one is not a main - category as the main categories are not defined in the question.

Explanation:

Step1: Analyze the question

The question asks to identify non - main category precipitation but doesn't define main categories.

Step2: Conclusion

Without main category definition, no answer can be given.