The answer is all of the above except choice 3.
In a business setting, you never want to use a detached tone. This gives the impression to your colleague/boss/etc. that you don't care and don't really want to be there. It shows that you don't see them as important and don't care about what they have to say. It won't achieve anything for you.
-Introduce the vocabulary
-Restate meanings
-Visuals in vocabulary building
-Activities for deeper understanding
-Vocabulary decisions
-Word play
The battle of Cowshed shows how the animals won their independence from humans, but it mainly focuses on Snowball.
Facial expressions and speech balloons. Explanation: From the excerpt from Persepolis, the elements the author used most to develop the central idea of these panels was facial expressions and speech balloons.
