What is considered an advantage of a meta-analysis? Enhanced power Subjectivity Use for substantial inconsistency of findings Use for broad research questions

Enhanced Power

Explanation:

Meta analysis is a statistical method that combine both quantitative and qualitative results or data from multiple scientific studies to bring out a conclusion which has statistical data.

The major advantage of meta analysis is that it give the exact estimate of effect size thereby increasing it's statistical power. It increases the statistical power when the power of the sample size is limited because of its small size.

And that is the major reason meta analysis combine results from multiple selected studies to enhance power.

answer would be b, a tariffs main purpose is to protect domestic production and jobs.