I need advice like rn! Plz dont report

Which pronoun has an unclear antecedent in the following sentences? the sixth-grade students liked volunteering their time to read to the elderly people in the hospital. it made them happy. a. their b. it c. them d. no unclear antecedents

Imagine you are driving down the highway and reading a sign that states save the planet don't litter which technique of policy enactment is being used

What are the answersthe words need to be put in the correct spotsabsolveadamantamiableanimosityantagonisteccentricencounterepitomemalign