So yesterday my dad asked me "im ordered steak how do you want it?" and i said "on a plate" and he replied "no like how do you want it cooked" and i said "on a stove" my father sighed as i told him a story "oh that reminds me one time i went to a restraunt and i ordered a steak so rare no one could find it" (comment more jokes, also message me if you want more jokes)

good joke

Explanation:

What’s the best thing about Switzerland?

I don’t know, but the flag is a big plus.

hahaha

Explanation:

i just calculated it all out, and not including weekends, and all the different days off. as of this school year (2018-2019) students are spending 2198 hours in school this year

metals are good conductor of electricity. it has free electrons on their surface. according to electron pool theory, each atom present in a metal crystal losses all of its valence electron and as a result a pool of free is form. these pool of electrons are free to move and   conduct electricity easily   while making metal as good conductor.

the correct answer is a. the ability of electrons to flow throughout the metal.

if it's not useful, feel free to report for mistake in answer.