The English Alphabet consists of $26$ letters: A$,$ B$,$ C$,$ D$,$ E$,$ F$,$ G$,$ H$,$ I, J$,$ K$,$ L$,$ M$,$ N$,$ O$,$ P$,$ Q R$,$ S$,$ T$,$ U$,$ V$,$ W$,$ X$,\text{'},$

Use this information to decrypt the code "LAKOTA" by using the Caesar's encryption function.

a$)$ IXHLQX

b$)$ JYIMRY

c$)$ HWGKPW

d$)$ ODNRWD

e$)$ None of these