Answer:
Scientists have often wondered what bellybutton lint is made up of. An Austrain chemist named Georg Steinhauser decided to find out, and since he had a belly button, he searched himself! He examined over 500 pieces to see what the lint has occupied. He found that it has cotton from clothes, AND dead skin, sweat, basically the stuff our body resists and extracts. Goerg Steinhauser found all this out within a teeny tiny part of your stomach.
Explanation:
Crusoe values loyalty but often gains it through manipulation.
The sentence that contains a helping/auxiliary verb is the first one - We should stop and ask for directions.
The helping verb there is <em>should. </em>Helping verbs are used to form complex tenses, such as present continuous, or future perfect, etc.
