A Float64 column uses both null and NaN for missing measurements. Which expression conver…

A Float64 column uses both null and NaN for missing measurements. Which expression converts both to 0.0?

1. pl.col("value").fill_nan(None).fill_null(0.0)
2. pl.col("value").fill_null(0.0)
3. pl.col("value").fill_nan(0.0)
4. pl.col("value").drop_nulls()