Determine the time after 0730 EST (ZD +5) when the velocity of the current will be 2.1 knots on 26 March 1983, at Fort Pulaski, GA.

Correct Answer: Option D — 0840

Tidal current table interpolation procedures using Table 2 of the National Ocean Service Tide Tables require applying time differences and velocity ratios to determine the exact time when the current reaches 2.1 knots at Fort Pulaski.