A.unlucky
B.strong
C.tough
D.demanding

A.remain
B.leave
C.stop
D.start

A.successes
B.plans
C.processes
D.strategies

A.match
B.suit
C.blend
D.go

A.realize
B.hear
C.notice
D.feel

A.that
B.where
C.which
D.when

A.in
B.with
C.for
D.at

A.evolve
B.attack
C.survive
D.adopt

A.dangerous
B.unharmed
C.endangered
D.harmful

A.survivors
B.hunters
C.savers
D.protectors