Which of the following statements contains hedging?

Your instructor’s name is Zach (select “True” for this question).

Dentists recommend _____ at least once a day.

What is the function of the modal in the following sentence? You must show your passport when you travel outside of the country.

#7

#11

Rapidly changing salinity with depth is called the ________.

Birds and many theropod dinosaurs have hollow bones that are strong, but light; have feathers; S-shaped necks; have a wishbone (or furcula). All these similarities are taken as evidence of common ancestry.

#6

The oldest fossil remains of Homo sapiens found so far date from at least A) 6 million years ago. B) 1.6 million years ago. C) 180,000 years ago. D) 60,000 years ago. E) 16,000 years ago.