Which of the following statements is true

a.

to lose weight, you must consume fewer calories than energy expended.

b.

it is considered safe to lose 10 pounds a week.

c.

you must exercise at least one hour a day to lose weight.

d.

cycling and swimming are examples of resistance training

I’m going to guess these are the choices: a) recreational skiing developed in the mid-19th century b) it was originally invented as a way of getting from place to place in snowy regions c) downhill skiing is currently the only common form of the sport d) it mostly evolved from snowshoeing- if that’s the cases then the answer would be c) downhill skiing is currently the only common form of the sport