To be "in the red" means :
Ato be in debt
Bto be in danger
Cto be careful
Dto be in confusion
Ato be in debt
Bto be in danger
Cto be careful
Dto be in confusion
Related Questions:
Choose the suitable idiom from the options to replace the underlined word.
Riya does not like to go for parties. She goes to one very rarely.