What makes a verb irregular?
does not form its past and present by adding -ed or -d to the past participle
does not form its past and past participle by adding -ed or -d to the present
does not act as a verb in context
functions as a verb but appears as an adjective

Read the following claim and counterclaim from an essay claim: a plant-based diet is best for extending one's life. counterclaim: the american heart association suggests people should eat two servings of fatty fish each week which of the following statements is the most relevant rebuttal to the counterclaim? o a. even though fish is recommended, eating it only twice weekly will keep the fatty fish from making you gain weight. o b. fatty fish is not recommended on a daily basis, and it can contain mercury from water pollution. c. fatty fish is a good source of protein, but it can be substituted by plant-based proteins, such as beans, seeds, and nuts. o d. many people don't like fish anyway, so if you have to do without fish or meat, which would you choose? non