I hope this letter finds you in the best of your health. I am writing this letter to thanking you for sending an amazing gift on my birthday. I am so in love the book you have sent me, this is one of my favorites books and i am glad that you are aware of my interest in books and literature.
The book has fascinated me,and i was actually planning to buy this book.
Thank you again for the amazing gift and also for remembering my birthday. I wish to visit your place really soon. Give my love and regard to every loved one.
The answer is B. because solar panels produced in chine is 15 percent less that those in america and solar energy price is going own so does the price for installation