Usually, as the length of a cryptovariable increases, the number of random guesses that have to be made in order to break the code is reduced.

The ________ stores the public keys of companies and banks that are registered with them

A) Transport Security Layer (TSL) B) Secure Socket Layer (SSL) C) digital signature D) Certificate Authority (CA)

Figure 9.8 shows an ER schema for a database that may be used to keep track of transport ships and their locations for maritime authorities. Map this schema into a relational schema, and specify all primary keys and foreign keys.

What will be an ideal response?