Which rocky planets Biosphere in the list is most DIFFERENT from Earth? Venus, Mercury, Mars

Grade 7 Amplify Science Geology on Mars chapter lesson 1.1 activity 3 slide 2 last question "Which rocky planet's biosphere is most different from Earth's?"

please Explain how/why it is different From earth As well I'd Rlly appreciate it Im super worried About school tmmrw​

Rocks, as they are compressed, begin forming mountains above the earth's surface when two continental plates converge. the continental crust increases in depth as the mountains grow above. the himalayan mountains formed at a convergent plate boundary in this manner. the rocks are smashed together causing them to due to the intense heat and pressure from the colliding plates and eventually forming rock. a) melt; igneous b) layer; sedimentary c) recrystallize; metamorphic d) melt into the earth's interior; metamorphic

Select the correct lewis structure for fluorine which is group 7a element?

Name a brittle metal , which is used to galvanize iron