I think you need to show us a book or something to read to base off this answer.
Answer:
Question one
Miguel nunca ha reparado un reproductor de MP3
Question two
Sonia y su hermano todavia no han creado un blog.
Question three
yo aun adjuntado el archivo a este correo
Question four
tu nunca has navegado en la red.
Question 5
Nosotros hemos descargado las fotos antes.
Explanation:
here are the complete sentences adding the words in parentheses
Answer:
a lower-priced brand of coffee
Explanation:
We can explain this example with substitute good, this are products that have more demand because another product is more expensive, for example, Maria can two options a premium coffee, the price in this brand only can be for publicity, the packing, or quality, the other coffee has a higher demand because is a lower-priced brand of coffee, is cheaper than the premium coffee.
Answer:
The answer is

Explanation:
You have to apply Product Rule,





Finally :


