What most likely caused the rabbit population to decrease over the first time unit shown in the following graph?The graph show time on the x-axis from 0 to 4 and percent of balance on the y-axis from 0 to 200. Grass starts at 100, increases and then decreases to end near 125. Rabbit starts at 100, decreases and then increases to end at 125. Snake starts at almost 200, decreases, and ends at 90. Hawk starts at 100, increases, then decreases to end at 90.a.A disease in the rabbit populationb.A decrease in amount of healthy grass availablec.An decreasing population of hawks d.A higher-than-ideal population of snakes Please select the best answer from the choices provided