Which of these would not be part of the "hydrosphere"?

Describe how ocean currents can affect a moving object ❕❕❕

Some gamma ray bursts are hypothesized to come from mergers of neutron stars or black holes. if this hypothesis is correct, what else should we in principle be able to detect from such mergers? a. gravitiational waves b. x-ray bursts c. significant disruption of gas thousands of light-years away in the surrounding galaxy d. an "afterglow" of bright visible light, lasting for weeks

Choose the item that is an example of the geographic theme of place.