La vida de j. r. martínez cambió para siempre en 2003 cuando sufrió un accidente en irak y se quemó más del 40% de su cuerpo. j. r. martínez decidió usar su accidente como una oportunidad para ayudar a otros.

If you want us to translate it the translation is -

The life of J.R. Martinez changed forever in 2003, when he suffered an accident in Iraq, burning over 40% of his body. J.R. Martinez decided to use his accident as an opportunity to help others.

retos is the answer because retos is challenges

a. practice makes perfect right?

b.i don't think that's a good choice

c.hmm..are you sure about that

d. that shows how immature that person really is

answer ..a

~hope this ~