The Accompanying Figure Relates to the Synthesis of Thyroid Hormones

The accompanying figure relates to the synthesis of thyroid hormones. The basic steps in the reflex are labeled in the diagram 1-8b. Match the steps with the descriptions using the key below.
-Tg made in ER-Golgi transported to colloid

A) Step 1
B) Step 2
C) Step 3
D) Step 4a
E) Sep 4b
F) Step 5a
G) Step 5b
H) Step 6
I) Step 7
J) Step 8a
K) Step 8b