It should be placed after the word mother
I am in karachi, because Karachi is a city and you can't be "at" a city. Saying I'm at only works if it a place such as a grocery store or a mall, but does not apply to cities or countries.
Answer:
1. Plasma = A. liquid part of blood.
2. Red blood cells = C. Take up oxygen and deliver it to the cells
3. White blood cells = B. the body's disease fighters
4. Platelets = D. cell fragments used in forming blood clots
Charlottes white gloves are a symbol of economic class