Which statement correctly explains the relationship between an ecosystem and a habitat?

A habitat is part of an ecosystem: it is the physical area, while an ecosystem is the physical area plus the living things in it.

A habitat is part of an ecosystem: it is the living things in the area, while an ecosystem is the physical area plus the living things in it.

An ecosystem is part of a habitat: it is the physical area, while a habitat is the physical area plus the living things in it.

An ecosystem is part of a habitat: it is the living things in the area, while a habitat is the physical area plus the living things in it.