How do careers of firefighters and police officer death fire in what ways are they similar

Technician a says that a dry sump system uses no oil storage sump under the engine. technician b says that a wet sump system uses no oil storage sump under the engine. who is correct?

In which part of a professional email should you try to be brief, but highly descriptive?

According to the video what are some tasks petroleum engineers perform check all that apply