What were the foreigners allegedly doing to the water wells?

Most common problems with well water are simply aesthetics, but there can also be more serious concerns. While groundwater found in private wells is less susceptible to pollution than surface water, it is certainly possible for wells to become contaminated.

offline recommendation systems option b

because recommendation systems produce a list of two ways

1. through collaborative filtering

or

2. through content-based filtering

if you could provide the poem below, i'd be happy to you!

explanation:

you didn't give us the poem, or the title of the poem. but it is essential for you to give us that, otherwise we can not detect when the poem has a tonal shift!