A way to attract a consumer through style service location or product attributes but not by lowering prices would be called A- Price discrimination
B- equilibrium pricing
C- Nonprice competition
D- consumer collusion

a.) a destruction fo cells by viral reproduction

when atoms of different types of elements join together, they make molecules called compounds. water consists of compound molecules made up of 2 hydrogen atoms and 1 oxygen atom. this is why it's called h2o. water will always have 2 times the number of hydrogen atoms as oxygen atoms.

i believe it is c: genes for body color and wing size are inherited separately from each parent.

the earth is thought to have been formed about 4.6 billion years ago by collisions from a cloud of hydrogen, helium, rock, ice and other materials. these were pulled together by gravity to form objects in and around earth like- asteroids and small early planets called planetesimals.

so, the best possible answer to this question will be option d- to harden materials to form different parts of earth’s layers