roupthink takes place when a. group members are all in agreement. b. group members ignore the actions, plans, or ideas that go against group consensus. c. group members work together to carefully weigh all the options presented to them. d. group members discuss strategies to increase group harmony.

a.group members are all in agreement.

Explanation:

Groupthink occurs when all members of a group think the same, or reach the same conclusion. This can be positive when group members reach a consensus in an informed, and conscious way, but groupthink can also be negative, or even dangerous, when people choose to go with the group even if the group consensus is against their own ideas, values, or morals.

no the answer is c only objects touching the earth's surface can be acted upon by an outside force