Which of the following statements are CORRECT when a protein sequence database is searched using the BLAST algorithm?
P. A larger E-value indicates higher sequence similarity.
Q. E-value < 10^-10 indicates sequence homology.
R. A higher BLAST score indicates higher sequence similarity.
S. E-value > 10^-10 indicates sequence homology.

A. P, Q and R only

B. Q and R only

C. P, R and S only

D. P and S only

Answer: Option B