What is information is contained in the heading of a business letter ? a. the purpose of the letter b. to whom the letter is being sent c. who wrote the letter d. the address where the letter is being sent

C. who wrote the letter

Reason:
The business letter starts with a "Letterhead" which usually contains the company name of whom the letter is sent from, company logo or contact information.

Which statements describe the relationship of earth and its moon? check all that apply.the moon orbits earth following a nearly circular path.the gravitational pull of earth on the moon is parallel to the velocity of the moon.the moon orbits earth in 1 earth day.the same face of the moon always points toward earth.the moon’s orbit is the result of the interaction between the moon’s inertia and the gravitational force from earth