Is good or bad? I think it is bad

Melissa needs to add a topic to an email that she will send to her teacher. choose the name of the field where she should type her topic.

Octothorpe is another name for what common computer keyboard symbol?

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?