D. 7 4. Which of the following occurs in a covalent bond?
A Two atoms share protons.
B. Two atoms share electrons.
C. Similarly charged ions attract.
D. Oppositely charged ions attract.

practical process described pest part of scientific investigation.

because practical knowledge is powerful then therotical knowledge.

here is table 2-2:

country

percent of eligible voters that voted

rank

united states

44.9%

138

canada

60.1%

107

costa rica

84.6%

14

hungary

66.9%

82

japan

57.0%

118

egypt

27.7%

159

south africa

85.5%

10

ans is no, the data set cannot be plotted as a single circle graph