6. Common heavy metals that are highly toxic to your developing brain and nervous system are lead and mercury
a. respiratory deases impairment
b.skin deseas
c.gastrointestinal deases
d. neurological
7.Metal found in spoiled batteries usually found on toys.
a.mercury
b.lead
c.salt
d.iodine
8.a chemical also found in thermometer
a.mercury
b.lead
c.salt
d.iodine
9.you should practice hand_____before and after using the toilet
a.brushing
b.washing
c.polishing
d.massage
10.your______ are good mediums for acquiring these microorganisens and the best means of spreading them.
a feet
b. hands
c. fingers
d. legs​​

NEED YOUR HELP PLEASE​