Question

after the coup detat and the resignation of the directory, one of the first things napoleon did was to
declare himself emperor of france.
form a military dictatorship.
execute many of the royalists.
present france with a constitution.

Explanation:

After the coup d'état and the Directory's resignation, Napoleon's first key action was to present a new constitution (the Constitution of the Year VIII) to establish the Consulate system, centralizing power. Declaring himself Emperor came later, forming a military dictatorship isn't the immediate post - coup action described this way, and executing Royalists wasn't the first major step.

Answer:

D. present France with a constitution.