Among the Indifference Curves for an Economy, to Achieve Higher

Among the indifference curves for an economy, to achieve higher utility:

A) you must move to the indifference curve farthest away from the origin.
B) you must move to the indifference curve closest to the origin.
C) It is necessary to always close the borders.
D) It does not matter which indifference curve you select; your utility is the same along every curve.