I was confused about this too.
Check out these threads:
NCEES Sample Exam, Lateral AM, Problem 125 (Pg 160 & Pg 211)
Follow-up - NCEES SE Practice Exam - Lateral Questions 124 & 125
TL;DR: The brace connection must be strong enough to either fully develop a hinge in the brace, or accommodate...
Bridge engineers out there - I'm probably looking at this wrong, but I'm a bit confused by how NCEES applied the R value in the solutions. Anyone else get caught up with this question? Sorry if this gets in the weeds...
NCEES's solution to problem 903 uses R=1 for shear and axial actions...