1) It's just a theory. That statement often gives the impression of uncertainty. But a scientific theory does not represent uncertainty. Cite evidence that supports the fact that a scientific theory does not represent uncertainty.

option a and d is the correct answer

i hope this u

plz mark as the brainliest answer

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.

i know can you plzz me with this question im sorry i didt answer your question i just need hel.

the titanic would be the correct answer