A defining relative clause identifies who or what we are speaking about, whereas a non-defining relative clause just gives us more information about who or what we are speaking about. ... A non-defining relative clause is separated from the main part of the sentence by commas.
C because wild geese migrate but seagulls don't and feeding habits because seagulls eat shells, scallops, and other sea animals and geese eat bug and seesa
Answer: <u>C)</u>
<u>Tessa understands that
</u>
<u>flexibility is necessary and
</u>
<u>sometimes plans have to
</u>
<u>be adjusted.</u>
Explanation: