A. dull
B. formal
C. conventional
D. friendly
✅ The correct answer is option D.
In writing business letters, one has to be friendly. A business letter is usually a letter from one company to another, or between such organizations and their customers, clients and other external partyes. The overall style of letter depends on the relationship between the parties concerned.
In writing business letters, one has to be friendly. A business letter is usually a letter from one company to another, or between such organizations and their customers, clients and other external partyes. The overall style of letter depends on the relationship between the parties concerned.