Podemos decir que el sustantivo colectivo de ventana viene siendo ventanal, teniendo en cuenta que ventana es un sustantivo individual.
El sustantivo colectivo es una palabra en singular que expresa el colectivo de una sustantivo individual.
Los sustantivos individuales representan una sola cosa u objetos, por ejemplo, perro, gato, peces, pino, etc. Ahora, un grupo de sustantivos individuales semejantes hacen que se formen los sustantivos colectivos
The Right answer is Dominican Republic
Answer:
Alejandra y Cecilia pueden encontrarse el Sábado por la tarde.
(Alejandra and Cecilia can meet on Saturday afternoon.)
Ellas pueden almorzar en un café en el parque, subir a la vuelta al mundo y a los autitos chocadores.
(They can have lunch in a cafe in the park, go on the big wheel and the bumper cars.)
The best way to solve this type of reading and comprehension exercises is to read the text several times and identify the words you know, in order to see if you can interpret the text by its context.
It is also always useful to have a dictionary or a translator at hand, to find those words that you do not know and clear all your doubts.
Translation to English: Pass the possessors of the sentences down to the plural
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