Charlie likes to go to a local amusement park with friends a couple of times per year, but worries that he may spend more than he can afford. A friend suggested that he take $$150$ in cash with him but leave home his credit cards, debit card and checkbook. What is the value of this suggestion?

A$.$ He is more likely to overspend at the park this way.

B$.$ Charlie can't spend more than the cash he puts in his pocket.

C$.$ He can improve record$-$keeping for his expenses.

D$.$ It shows that Charlie needs to earn more money.