Answer:
- The editors of the Wall Street Journal subscribe to all of the influential trade journals in the field of economics.
- Collaboration with team members requires patience.
Step-by-step explanation:
Subject-verb agreement exemplifies the grammatical rule that a verb must agree to the subject in a sentence where if the subject is singular then its corresponding verb must also be singular in form and if the subject is plural, then the verb should be plural. It enhances the readability and effectiveness of the language. In the given question, the options that follow the correct subject-verb agreement are options B and D as mentioned above while the other two options are incorrect as the verbs are not following the subject(using 'have' and 'yell' instead of 'has' and 'yells' as per the subjects).