Me quickly are 8 advantages and/or disadvantages of technological versus old-school methods for determining the position at sea.

I don't know if this is correct

Step-by-step explanation:

With ECDIS as the primary source of navigation, the Navigating Officer can plan and summarise the passage much faster than on Paper Charts.

This is the setting which will sound an alarm if the vessel is within the limit specified.

Shallow Contour: This setting indicates the non-navigable area and marks the boundary outside of which the vessel may safely navigate.

my guess would be b and d, but i didn’t actually get out the pen and paper. lol