You are a manager of Rainbow Ltd$.$ You notice that the rating of your company bonds changed from BBB to BB$.$ What does is most likely mean?

a$.$ It will now be more expensive for Rainbow Ltd to borrow money.

b$.$ It will now be more expensive for Rainbow Ltd to lend money.

c$.$ It will now be cheaper for Rainbow Ltd to lend money.

d$.$ It will now be cheaper for Rainbow Ltd to borrow money.

e$.$ This change will likely have no discernable effect on the company