Please answer this Thank You.

no thx but thx for the points baiii

Explanation:

25% for the black wool

75% or 25% for the white wool (the 75% makes more sense to me)

Explanation:

the answer is na (sodium)

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.