Which statement from the passage best supports the idea that the flight training program was difficult?
... slightly more than half of the cadets failed to complete every phase of flight training
African Americans came from all over the coury to train in the program.
The first class of black military pilots graduated in March of 1942..
In total, 992 pilots graduated and received their wings...

Refer to the list of words parts on the left to answer the questions. what prefix is used in the word incredulous? what suffix is used in the word incredulous? what word root is used in the word incredulous?

Wha is the topic discussed in “lifeboat ethics” ?

Read this excerpt from leah missbach day's foreword to wheels of change.bicycles have long played a role in my life. as a young woman, i rode one year-round before i had a car. but it was later in adulthood that the bicycle became more than a source of transportation for me. the bicycle actually began to truly shape the way i saw the world.what is the author's purpose for including this in the foreword?