What evidence do you have that two U tapes have the same sign charge? (A) Two U-tapes repel each other. (B) A U-tape and an L-tape attract each other. (C) Two U-tapes are attracted to each other. (D)...

What evidence do you have that two U tapes have the same sign charge?

(A) Two U-tapes repel each other.

(B) A U-tape and an L-tape attract each other.

(C) Two U-tapes are attracted to each other.

(D) Two U-tapes do not interact at all.

(E) The strength of the interaction between two U-tapes depends on distance.

(F) Two U-tapes sometimes attract, sometimes repel, and sometimes do not interact.