How does the absence of vascular tissue in nonvascular plants affect their structure and appearance?

The absence of vascular tissues in nonvascular plants make these plants grow without a rigid structure (stalks, stems, and leaves). These plants grown on the ground or on the trunk of trees. Examples of these plants are mosses, hornworts, and liverworts.

Hydrosphere is the correct answer

The answer is a if u read the definition it makes sense