The simple truss shown below is subjected to a $3$ $kN$ horizontal force applied at the pin $B$. Neglecting the truss weight, what is the force in the member $AB$?

A. $7.00$ $kN$ compression
B. $7.00$ $kN$ tension
C. $5.87$ $kN$ compression
D. $5.87$ $kN$ tension
E. $4.67$ $kN$ tension