4. The speaker begins his speech with a logical reference to authority by citing-
The German Chancellor
General Clay
The German language
The Berlin Wall

1) technical language (writen technical volcabulary)

2) ordinary langauge

3) literary language (because it's text with a rich, descriptive vocabulary)

4) scientific texts (includes texts such as medical reports, legal texts, academic journals, etc)

5) informational texts (texts that are used to convey information to readers, such as technical guides, costumer guides, textbooks)

6) poetic texts. because they are essays, short stories, poems, etc.

an expression designed to call something to mind without mentioning it explicitly; an indirect or passing reference.

the answer is d)to persuade the troops that she is a capable commander