The answer to your question is A. - Them because you are referring to the crumbs and just not something random, in which case you would use "it".
I hope this helps you!
Have a great day!!
Dear: Anna
I know it would be hard to adjust to the new food and place but you got this.Your father would be happy to hear how u have became when he gets out of the new place.The food can’t be that bad but if it is just try to get it from me and your father.The new place that you are at right now might be boring but once u get used to it you would be happy.Make sure you make new friends and do the things that makes you happy.
I don’t know if this would help you but I tried
A is the answer if i'm not mistaken.
Answer:
A 2013 preliminary study at UCLA on the effect of antioxidants found in pomegranates on memory.
Explanation:
The rest of the sources are either not credible in terms of research such as the magazine article and the trainer. The advertisement has bias when providing information making the study the best choice.