Bidding practice

The most widely-played natural bidding system in North America. 5-card majors, strong 1NT (15-17), strong 2C, weak twos, Stayman, and Jacoby transfers.

North is the dealer. No one has bid yet. What is North’s opening call?

North

J 8 5 4
K J 8
10 9
A K 9 5
HCP: 12
Shape: 4-3-2-4
Balanced: yes

Select North’s opening call: