What does hollow means

Which excerpt from fish cheeks most appeals to a reader’s sense of sight?

Which of the following is an essential element of a strong informative/explanatory text? a. it expresses an opinion on a topic. b. it has a clear organizational structure. c. it uses text features, such as headings. d. it includes graphic elements, such as images.

Tu es venalicius; tu servos in foro (vendo,vendis,vendit)