Which of the following is considered a secondary source?
a. a news magazine article about migrant farm workers in california
b. a collection of interviews with migrant farm workers
c. a u. s. department of agriculture report on farm labor statistics
d. a letter written by a migrant farm worker to his family

Option A

Explanation:

A secondary source of information is the one which is available of public portals and is accessible by all.

Thus, all website, new articles, magazine article, media news, public reporting statements etc. are type of secondary data resource.

While collecting information from the project site, government office or through surveys or interview are primary source of data.

Hence, option A is correct.

the calvin cycle has three stages. in stage 1, the enzyme rubisco incorporates carbon dioxide into an organic molecule. in stage 2, the organic molecule is reduced. in stage 3, rubp, the molecule that starts the cycle, is regenerated so that the cycle can continue

the answer is b)3/8x+1