This question is multiple choice, so please select multiple answers.

Rainforests, rich in biodiversity, are also referred to as the lungs of the Earth.

Multicellular organisms, unlike unicellular organisms, have specialized cells in their bodies that perform functions.

He admitted that it is difficult to execute the plan, saying 'it is easier said than done.'

Well then, I'm off.

Einstein proposed the theory of relativity.

He is an expert in theoretical physics.

His advice was like pushing against a curtain to her, having no effect.

He is doing special exercises to strengthen his coracobrachialis muscle.

The great majority of people are in favor of this plan.