I have a lot of friends, one of from the UK. A. them come
B. them comes
C. that comes
D. whom comes
I chose B but the answer was D ?
Please explain it as clear as possible since 1. English isn't my native language. 2. my English teacher is THE WORST.

In figure 4 of the telephone components what do the labels lettered a to e

Read the passage. (1) since prehistoric times, milk has been a vital source of nutrition for human beings. (2) some doctors and nutritionists believe that consuming milk can be detrimental to our health. (3) milk is one of the most nutrient-dense beverages we can consume and it should be an essential part of a healthy diet. (4) drinking just one 8-ounce glass of milk per day puts you well on your way to meeting recommended daily intakes for important nutrients. which transition would be best to use at the beginning of sentence 2? finally additionally however specifically

Of these events in top of the food chain which happens first