Determine whether the graph shows a positive correlation, a negative correlation, or no correlation. If there is a positive or negative correlation, describe its meaning in the situation. United States Birth Rate (per 1000) Year Source: National Center for Health Statistics, U.S. Dept. of Health and Human Services a. no correlation b. positive correlation; as time passes, the birth rate increases. c. positive correlation; as time passes, the birth rate decreases. d. negative correlation; as time passes, the birth rate decreases. Please select the best answer from the choices provided