URGENT Read these paragraphs from the excerpt.
Together with the United Nations, the U. S. government, and partners around the world, the Global Alliance for Clean Cookstoves focuses on working with local communities and organizations to develop a market for cookstoves and fuels that significantly reduce emissions, cook more efficiently, and fit with local customs and culture
The Obama administration's investment goes a long way toward achieving our goal of bringing access to clean cookstoves and fuels to 100 million households in places like China, Guatemala, Kenya, and India by 2020.

How do these paragraphs contribute to the development of the author's argument?

A.) They express personal passion for cooking to help highlight how important a solution to this problem is to the author.

B.) They detail the various environmental issues caused by inferior cookstoves.

C.) They emphasize the importance of the United Nations' contributions to a solution.

D.) They explain a solution to the negative effects of cooking in the developing world that appears in earlier paragraphs.

1. the relationship between a pronoun and its antecedent- reference

reference refers to the relationship between mainly pronoun and another unit of grammar- noun phrase or noun.

2. a singular noun naming a collection or group- collective noun.

collective noun refers to the kind of noun which refer to the name of people, thing or anything in collective. for instance bundle of sticks, herein 'bundle' is collective noun.  

3. a modifying clause whose subject and/or verb is implied- elliptical clause

it is a clause in which words are being left out. on the other hand, the missing word is understood due to the logic or pattern of the sentence.  

4. two or more nouns and/or pronouns serving the same grammatical function and followed by a pronoun that references one or all nouns- compound antecedent

compound antecedent refers to which is made up of two or more words which are joined by 'or' or 'and.'

5. an adjective clause introduced by a pronoun- relative clause.

relative clauses are the clauses which begin with the relative pronouns such as when, where, which, that or who. the noun that precedes, relative pronouns identify or define that noun.  

6. the word, phrase, or clause to which a pronoun refers- antecedent.

antecedents refers to the phrases, clauses or words which are replaced with one of the third personal pronouns.

c.) because it’s straight forward and uses the commas correctly

explanation: