Características del progreso
del Porfiriato

answer: d. an organization that fought for women's voting rights

offline recommendation systems option b

because recommendation systems produce a list of two ways

1. through collaborative filtering

or

2. through content-based filtering

ww1 weapons: tank. tanks were used for the first time in the first world war at the battle of the somme. they were developed to cope with the conditions on the western front. the first tank was called 'little willie' and needed a crew of 3.

trade in silk, spices, and precious metals.

answer first choice