2. how many liters of saliva can a steer produce in a day?

Which of the following is evidence to the past existence of glaciers?

5. what is a red giant? can our sun become a red giant? why or why not?

Hey this is extremely !international aid debate for geography 10 will mark de brainliest! questions are down below plz put an answer and evidence for it. q1: what are the problems with international aid? q2: what are the alternatives to international aid? q3: what do you think is the best approach to offer international aid? ( answer these questions with credible answers and evidence)