What does the following terms stands for i$.$e$.$ HS Code stands for Harmonized System, EX stands for exports etc.

$1)$ BDC

$2)$ CBSA

$3)$ WTO

$4)$ Incoterms

$5)$ FOB $($Ex Works$)$

$6)$ CIFFA

$7)$ CETA

$8)$ CUSMA,

$9)$ L$/$C

$10)$ FTA