Which of the following is the best opening sentence for a business letter that you want to sound fairly
informal?
a. be advised that i've just received your order.
b. this letter is to make you cognizant of our receipt of your order.
c. your order of february 10 arrived in our office today.
d. i am in receipt of your order of february

What is central purpose of the letter

Read the paragraph. in fact, teenagers contribute a great deal to their community. this is another reason why they must be taken into account when public policy is debated. over eighty percent of teens spend time volunteering at their schools and other organizations. this is an example of statistical analysis layering point of view outlining

Can anybody describe me what it's orientalism?