Question

3. This is the world's largest habitat:
polar regions
a.
b. oceans
c. forests
d. rivers​

Answer 1

The oceans cover 71% of the surface of the Earth, so seafloor provides the largest area for those species that move about on or are rooted to our planet's surface – a reasonable justification for the “largest habitat on Earth”

Answer 2

$\huge\underline\mathcal\green{Ocean}$

The oceans cover 71% of the surface of the Earth, so seafloor provides the largest area for those species that move about on or are rooted to our planet's surface – a reasonable justification for the “largest habitat on Earth”.

$\huge\underline\mathcal\purple{BTS \: EXO}$