[单选题]
5.0 A at 110 V flows in the primary of a transfor,;bb2kynzn45ynvd c umlyb4w996z f ) mer,hqjcyz 67 eu:xh) u6iu;4zb a. Assuming 100% efficiency, how many amps at 24 V can flow in the su qhcuxza4he :,)ybj7uzi6 ;6econdary?
A. $1.1 \; A$
B. $4.6 \; A$
C. $5.0 \; A$
D. $23 \; A$