Warrants Are Similar to Options, in That the Value of the Warrant

Warrants are similar to options, in that the value of the warrant is limited by:

A) expiring worthless if the stock price is below the total warrant exercise price.
B) the trading capabilities of the exchange used.
C) the price of the underlying stock divided by the number of warrants needed to purchase a share.
D) Both A and C.
E) Both B and C.