a) A labeled diagram is an important component of an effective set of
Labelled diagram must be drawn along with instruction for user friendly
b) “Thanking you in anticipation” is a good ending to a business letter.
Rather a full sentence for express your thanks is always preferred. E.g.
your kind attention to this matter would be appreciated.
c) A set of instructions should always end with a list of cautions and
Cautions and warnings must be mentioned for safe handling of any kind
d) Lack of interest in a topic is a receiver-oriented barrier. -True
If receiver himself/herself don’t have interest, it becomes very difficult
to understand the concept of what speaker wants to say.