Which is one characteristic of iambic pentameter, which is used in "sonnet 29”?

each line contains twelve syllables.
each line contains ten syllables.
each line contains eight syllables.
each line contains six syllables.

➷ It would be 'each line contains ten syllables.' Iambic pentameter is when there are stressed syllables followed by unstressed syllables.  

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for example: in, he, a,from

i think it is called the president's cabinet.