It couldnt be the stress option as the piece was cold-rolled, so the stress is uniform
As for multiplexing, two of the optimum examples were multiple bandwidths in optical fibres and different radio frequencies in FM radio
same gig please
maths 3u 148/164
maths 2u 32/81
english adv 185/208
engineering 6/16
physics 81/107
got 85 for modern last year
school rank is 6
thanks