Can someone answer this question please answer it correctly if it’s corect I will mark you brainliest

Semicolon

Explanation:

These are two separate phrases and need to be separated with a period or a semicolon.

Scientists believe tornadoes form due to high relative humidity and significant wind changes in the lowest regions of the atmosphere ; furthermore tornadoes only form if downdrafts are present in just the right part of the storm.

remember, the goal of an adjective clause is to add more information to a noun or a pronoun. as you can see from the examples above, you can add information by including a longer adjective clause or tighten up a sentence by turning the adjective clause into an adjective phrase.