With the use of proper examples, clearly define, and explain, the following

concepts:

a$.$ ISPS Code:

b$.$ The Four Circles Model:

c$.$ Automatic Identification System $($AIS$)$:

d$.$ The economic importance of maritime trade:

e$.$ Mega Port Initiative:

f$.$ Standoff attacks:

g$.$ Security Level $1,2,3$ :

h$.$ International Ship Security Certificate:

i$.$ Maritime Security Threats:

j$.$ The International Safety Management $($ISM$)$ Code: