Astronomer Maria Mitchell discovered a comet in 1847 and went on to become the first professional female astronomer in
the United States.
Identify the essential appositive?
A. astronomer
B. professional female
C. comet
D. Maria Mitchell

A. https://en.wikipedia.org/wiki/Astronomer

B.https://professionalfemale.com/

C. https://en.wikipedia.org/wiki/Comet

D.https://en.wikipedia.org/wiki/Maria_Mitchell

Explanation:

cabeza de vaca was an spanish explorer and n his long exploration of 11,000.km. from florida to present-day mexico, he went through a series of calamities and setbacks that only added to his deeds. he applied his religious creed with the humanist idea, always current and universal, that all men were equal before god and destiny without any discrimination. as an explorer, he became a slave to the tipinoga, then his shaman pointer, later and after an operation of heart to an indian (from which both came alive) he achieved stardom and became a hero followed by a crowd that professed unusual respect and admiration.

"facing the rising sun of our new day begun

let us march on till victory is won.",

because the rising sun is a symbol of hope.