Suppose you had d dollars in your bank account. You spent $21 but have at least $53 left. How much money did you have initially? Write and solve an inequality that represents this situation.
A. d + 21 ≥ 53; d ≥ 95
B. d – 21 ≥ 53; d ≥ 74
C. d + 21 ≤ 53; d ≤ 95
D. d – 21 > 53; d > 74