Herman Ebbinghaus demonstrated that if it takes you 1 minute to memorize four pieces of information it should take you to memorize eight similar pieces

Herman Ebbinghaus demonstrated that if it takes you $1$ minute to memorize four pieces of information it should take you

to memorize eight similar pieces of information.

$\mathrm{�}\mathrm{45}$ seconds

$\mathrm{�}2$ minutes

$\mathrm{�}$ More than $2$ minutes

$\mathrm{�}\mathrm{30}$ seconds