- The part that is responsible for regulating involuntary processes in the body. a) medulla oblongata
b) cerebellum
c) spinal cold
d) cerebral hemispheres​

I am just in jss 2 but I think the ans is d

Your medulla oblongata is located at the base of your brain, where the brain stem connects the brain to your spinal cord. It plays an essential role in passing messages between your spinal cord and brain. It's also essential for regulating your cardiovascular and respiratory systems.

I think its b . Sorry if it is wrong.

Explanation:

it’s lava came from an explosive eruption

1)

i))the process of preparing food by green plants in the presence of sunlight is called photosynthesis.

ii) leaf is the site for photosynthesis.

iii) it takes place as,

6h2o+6co2=c6h12o6+602