PLS HURRY WILL MARK BRAINLIEST AND PLUS 100 POINTS Which of the following statements is true?

Running an electric current through a magnet can create a magnetic field.
Electrons are found in the nucleus of an atom.
The strength of a magnetic field increases with distance.
Electric engines change electricity into magnetism.

Which of the following is true about the introduction of a non-native species to an environment? (a) they usually adapt quickly so they can have a positive affect on the environment. (b) they can disrupt the environment and cause much damage and devastation to native species. (c) they usually become predators in a food chain and to keep prey populations under control. (d) because the native species are better-adapted to the environment, the non-native species always end up dying out.