A is the answer to your question
Physics is a field of study which contributes ideas and concepts to biomechanics.
The river that flows into the Atlantic Ocean is the Amazon River.
In general, people with diabetes either have a total lack of insulin (type 1 diabetes) or they have too little insulin or cannot use insulin effectively (type 2 diabetes).
Answer:
You can replace "sum" with an addition sign.
Explanation:
sum=add together
