What are the 12 categories of authorized travel to cuba for american citizens?

The 12 categories authorized to travel to Cuba from America is family visits, official business of the U.S government, foreign governments, and certain government organisation, journalist activity, clinics, workshops, public performances, educational activities, relegios activities, humanatarian projects.

These are the 12 categories to enter Cuba from America

a. formula: f=ma or f/m=a

10,000n/1,267kg≈7.9m/

b. formula: a= and s=d/t

speed= 394.6/15

s=26.3m/s

a=

a=1.75m/

c. 7.9-1.75=difference of 6.15m/

d. the force that most likely caused this difference is friction forces

answer; earthquake;