How are negative values and fear of failure similar? a. both involve negative emotions and outlooks. b. both are likely to lead to depression. c. both occur at the same time. d. both are a teacher's worst nightmare.

Elements in group viiia (also known as group 18, or the noble gases) have similar properties because they all have a. the same number of electron shells b. full octets c. the same number of valence electrons d. the same number of electrons needed to fill their octet