Answer:
B. before cereal
Explanation:
These are all of the options:
A. My brother ate a cold bowl of cereal for breakfast this morning.
B. My brother ate a bowl of cold cereal for breakfast this morning.
C. My brother ate a bowl of cereal for cold breakfast this morning.
D. My cold brother ate a bowl of cereal for breakfast this morning.
Out of all of these options, option B makes the most sense.
