False it is the capillaries
The pocky game that idols usually play on stage. Lots of fans take pics out of context.
I think the correct answer is D
<span>Physical weathering is a term used to refer to geological process of breaking of rocks without the change in their chemical composition. It may be due to many causes however ice wedges are a big factor in breaking of the rocks especially when water entered in the holes of the rocks expand when transformed to ice. Thus, the answer to this item is letter D. Cool.</span>
Yes, this is true!
You should genereally use sources for anything you say if it's not your original idea - this way you can avoid being accused of plagiarism.
One exception is common knowledge - so you don't have to provide sources for example for what a capital of a certain country is.