What is the meaning of this euphemism that andrew jackson used in his message to congress?

". . send them to land where their existence may be prolonged and perhaps made perpetual."

andrew jackson, annual message to congress on december 6, 1830
a. the u. s. will always consider american indians as the enemy.
b. the land given to the american indians will grow under their care.
c. american indians will be given lands that white people don't want.
d. american indians will live longer and be stronger on this land.

On December 6, 1830, President Andrew Jackson addressed the Congress to relocate the Native American tribes in order to accommodate settlement of American citizens. A euphemism is a polite expression instead of other words that may be hurtful or unpleasant.

Question; What is the meaning of this euphemism that Andrew Jackson used in his message to Congress?

C. American Indians will be given lands that white people don't want.

industrialization in great britain began with the global 'industrial revolution', a pioneer. industrialization in russia was the last in europe, a laggard.

great britain’s industrialization was driven by individual citizens, while russia’s was guided by the government.