1. outlines should always provide information in chronological order - false 2. your outline must be followed during drafting; you should never adjust your outline as completed. - false 3. main topics are shown through - upper case roman numerals.

feet

Step-by-step explanation:

We are asked to find the integer that stands for 250 feet below sea level.

We know that elevation below the sea level is negative and elevation above the sea level is positive.

Since the given elevation is 250 feet below sea level, therefore, feet represents the given elevation.