What Are Carbon Sinks

question 9

Multiple Choice

What are carbon sinks?

• A) Locations where carbon has accumulated and fossil fuels have developed
• B) Natural areas where, through photosynthesis, carbon dioxide in the atmosphere is reduced
• C) Areas where microbes break down organic waste
• D) Forests that have been clear-cut and therefore have released more carbon dioxide into the atmosphere
• E) Locations where bacteria are used to break down oil and clean up oil spills

---

Definitions:

Declaration Statement

A statement in programming that specifies the type and possibly the initial value of one or more variables or constants.

Extern

A keyword in C and C++ programming languages used to declare a variable or function in another file.

New Variable

The process of declaring a memory space for storing values, with a specific type in programming.

Pointer Variable

A pointer variable is a variable that stores the memory address of another variable, enabling direct memory access and manipulation in programming.