Puerto Rican scientists are famous for their study in which of the following sciences?

A. astronomy, astrophysics and medicine **
B. astrology, physical education , and medicine
C. astronomy, astrophysics, and history

1. A. Plaza de San José

2. C. Juan Ponce de León
3. A. Taínos
4. C. En la mochila hay un bolígrafo, un cuaderno, y un libro.
5. C. mi mochila blanca
6. B. Hay libros en el salón de clases.
7. A. There is a pencil in the backpack.
8. A. Nitra Margarita Cintron
All I know Hope this helps

The other last ones are

9.astronomy, astrophysics, and medicine
10. There are a backpack and a map in the classroom.
for me 5 was wrong so if it was for others the correct anwser is
5.mi mochila blanca

yep answers for connexus are

1.a
2.c
3.a
4.c
5.c
6.b
7.a
8.a
9.a
10.b

5. is Blanca not Blanco

Puerto Rican scientists are primarily known for their study in the fields of astronomy, astrophysics, and medicine. To understand this, you can look at the contributions made by Puerto Rican scientists in these fields. One famous example is Dr. Héctor Hernández-Peña, an astronomer and astrophysicist from Puerto Rico who has made significant contributions to the study of binary star systems and the development of space-based telescopes. Another example is Dr. Antonia Novello, a Puerto Rican physician who became the first female and first Hispanic Surgeon General of the United States. Her work in public health and advocacy for various medical causes have made her well-known within the medical community. These examples demonstrate the prominent role that Puerto Rican scientists have played in astronomy, astrophysics, and medicine.