Considering hail as an in-flight hazard, which statements are correct?

The statement about the correlation between the visual appearance of thunderstorms and the amount of hail within them is accurate because meteorologists can often predict the potential for hail formation based on certain characteristics of thunderstorms. For instance, stronger thunderstorms that exhibit a well-defined structure, such as a mature supercell, are more likely to produce larger hailstones due to the presence of strong updrafts that lift water droplets to higher altitudes where temperatures are below freezing, allowing them to freeze and accumulate more mass before falling.

This visual aspect can include features such as a towering cumulus cloud, a well-formed anvil top, or the presence of significant vertical development, all of which suggest strong updrafts conducive to hail formation. Therefore, an understanding of these visual cues can help pilots and meteorologists assess the likelihood of hail activity, making this statement correct.

The other statements about hail provide context but differ from the assertion made. Hail can indeed exist at various levels within a thunderstorm, but it is not confined to the storm alone; it can be present in the environment nearby as well. The notion that hailstones can be thrown out of the storm cloud for several miles is also true, illustrating the volatility within the thunderstorm but emphasizing that the distance can vary