In a certain code language, 'sun and sand' is written as 'zf jc dt', and 'the hot sun' is coded as 'km dt wo'. How will 'sun' be coded in that language?

Let's compare the two code phrases:'sun and sand' $\to$ 'zf jc dt''the hot sun' $\to$ 'km dt wo'We observe that the word 'sun' is present in both phrases.Similarly, looking at the codes, 'dt' is present in both code sets.Therefore, 'sun' is uniquely coded as 'dt'.