Help would be very much appreciated :)

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

Which of the following will cause an increase in the acceleration of an object? increase force decrease force increase mass decrease mass

Ineed pls urgent 1-20 in order and fully detail step my step.