The mammalian gene GHOST6 contains 6 (six) exons as shown in…

The mammalian gene GHOST6 contains 6 (six) exons as shown in the figure below. This gene is expressed in the brain, pancreas, and in the liver. Different mRNA products are seen in each tissue due to alternative splicing. The transcription start site (TSS) and direction of transcription is indicated by the arrow. Which of the following mRNAs is NOT a possible product of alternative splicing?