Which of the following statements best describes cowboys?

Cowboys were well paid and generally enjoying comfortable working conditions. Cowboys were almost always white, because there was a deep prejudice against blacks and Mexicans among cattlemen.

Cowboys were usually the owner$-$operators of cattle ranches.

Cowboys were usually ne'er$-$do$-$well drifters.

Most were in their teens and twenties and worked for a year or two before pursuing different livelihoods.