What instrument did navigators use to calculate the positions of the sun and the stars?
a. a caravel
b. a carrack
c. an astrolabe
d. a compass

The correct answer is C) An astrolabe.

A caravel is a type of ship used by European explorers during the 15th and 16th centuries. This sleek and easy to manuever ship allowed for easier travels for several explorers.

A carrack is also a type of ship that was primarily used in Europe during the 14th and 15th centuries.

A compass is a tool that allows an individual to determine which direction they are going (aka north, south, east, or west).

Based on this information, this shows that only letter C can be the correct answer.

a. An Astrolabe

Explanation:

unbeknownst to the slave-ship captains, the daily dancing and exercise regime and vernacular dance are also derived from america's african-based slave legacy. both are african-american cuisines from the slavery era.

explanation:

the triple alliance. germany and austria-hungary were already allies by 1879 when, worried about a threat from russia, they formed the dual alliance. italy joined the group in 1882. there was a concern about a possible attack from france and the alliance needed powerful friends to defend it.