Answer:
The correct answer is option C.
Step-by-step explanation:
The amino acids sequences that are present in two proteins that are seems to be associated with one other, the sequences are LTLDVA and VQLEIV residues.
These residues such as tyrosine, tryptophan. phenylalanine, theronine, valine, isoleucine are found in beta sheets favorably, in the given sequences val and Thr is rich in beta sheets.
Thus, the correct answer is -option C.