В строках выше рассматриваются опционы:
J Option type Choose:
Option type Only for options. In case of an instrument representing a combination of base option instruments, input all base transactions. Explanation of instruments will be provided separately as training material.
K Premium Enter:
Premium as per contract (basis points of respective currency) Usually for options. (Forward and future contracts will incorporate bank fees into effective rate).

А в следующих строках таблицы речь идет о "Product line". Какое отношение может иметь ассортимент к финансовым инструментам???
L Product line
Indicate type of product line (agreement) with counter-party
M Utilisation of product line
Indicate amount of utilisation of product line for this transaction