You have found a limestone layer with numerous fossil corals, fossil sponges, and other fossils, little or no stratification, an absence of cross-bedding and ripple marks. In which environment was this limestone formed?

You have found a limestone layer with numerous fossil corals, fossil sponges, and other fossils, little or no stratification, an absence of cross-bedding and ripple marks. In which environment was this limestone formed?

answer; an organic reef

Explanation:

An organic reef is a sedimentary rock structure of significant dimensions, erected by and composed almost exclusively of the remains of corals, algae, bryozoans, sponges and other sedentary or colonial organisms.

the median of the data is 4.5.