It is A, a gloomy day. when u think of black clouds, its gloomy, almost like its going to rain. it cant be the sun is setting because when it sets, clouds are sort of pinkish.if the clouds are moving, that really has nothing to do with the sentance. i hope this answer has helped.
Answer:
the answer is B
Explanation:
they applied chemicals to melt ice and keep the borehole open
The answer is C) cause and effect because if it explores the relationship between and action and it's consequences you would be talking about a cause and then it's effect of what happened.
Answer:
he doesn't study hard is the negative form.
