The graph below shows the mean sea level trends in Stockholm, Sweden: Chart. Mean Sea Level Trend graph shows mean sea level trend is negative 3.81 millimeters per year with a 95 percent confidence interval of plus or minute 0.32 millimeters per year based on monthly mean sea level data from 1889 to 2011, which is equivalent to a change of negative 1.25 feet in 100 years. © NOAA. Gov 2020 What reasons could be causing the trend shown in the graph above? A)Expanding seafloor and constant ocean volume
B)Warming ocean temperatures and thermal expansion
C)Melting glacier ice and seafloor spreading
D)Coastal land subsidence and thermal expansion