Match the following with reference to Unix shell scripts : List-I List-IIa. $? i. File name of the current scriptb. $# ii. List of argumentsc. $0 iii. The number of argumentsd. $* iv. Exit status of last commandCodes:a b c d

• A. iii       ii       i       iv
• B. ii       iii       i       iv
• C. iv       iii       i       ii
• D. i       iii       i       iv