How did barometers advance science? They allowed scientists to study objects in space. They allowed scientists to measure temperature. They allowed scientists to measure pressure. They allowed scientists to observe objects closely.

The correct answer is "They allowed scientists to measure pressure."

A telescope was the instrument that allowed scientists to study objects in space.

A thermometer is the tool that measures temperature.

A microscope is the tool that allows scientists to observe objects closely.

This shows how the only correct answer can be a barometer.