Which situation could represent the inequality 100 + 20x ≥ 380?

A A savings account has $100 in it. Then $20 per week is added to the account until the account balance is less than or equal to $380.

B A savings account has $100 in it. Then $20 is spent from the account each day until the account balance is greater than or equal to $380.

C A salesperson earning a base salary of $100 per week and $20 per sale wants to earn at least $380 per week.

D A salesperson earning a base salary of $20 per week and $100 per sale wants to earn at least $380 per week.