Correct option is C
The measures of central tendency or measures of location are statistical measures that represent the central or typical value of a dataset. The options that are measures of central tendency are:
Mean: The mean is the average of a set of numbers and is calculated by summing all the values and dividing by the number of values.
Mode: The mode is the value or values that appear most frequently in a dataset.
Median: The median is the middle value in a sorted dataset. It divides the dataset into two equal halves.
Therefore, options a, c, and d are measures of central tendency.