I believe the answer is (red guard)
So they can get more land and be making more money
I think the answer is B because it says it in the passage on PLATO
Explanation:
CDs comes down to interest rates and your ability to withdraw funds. Savings accounts provide less interest than CDs, but your money stays liquid. In other words, you're allowed to withdraw money at any time. Unlikely savings accounts, CDs have higher interest rates, but don't have the same liquidity.