The Ricker scale, as well as other measurement, (has, have) been used to record the magnitude of earthquakes. Subject verb agreement

How can you tell that the text is from a biography

Read the excerpt from "the most dangerous game." again rainsford lifted the heavy knocker, and let it fall. the door opened then, opened as suddenly as if it were on a spring, and rainsford stood blinking in the river of glaring gold light that poured out. the first thing rainsford's eyes discerned was the largest man rainsford had ever seen—a gigantic creature, solidly made and black bearded to the waist. in his hand the man held a long-barreled revolver, and he was pointing it straight at rainsford's heart. the details of this excerpt show that rainsford sees ivan as a(n) individual.

Read the benefits of wind energy. which statement accurately evaluates the authors response to the counterclaim in paragraph 1, stating wind power is i ferior to fossil fuels as an energy source?