A control group is not necessary in all experiments. True or false

False

Explanation:

It is always necessary

False

Explanation: There will be some experiments that will not need a control group

wood carving remains today the primary sculptural art form of the sub saharan continent. african art history shows the earliest wooden sculptures from the 17th c are attributed to the kuba, central zaire but the earliest surviving sub-saharan sculpture is a zoomorphic head found in 1928 in central angola.

i hope this .

in the 1950s, country music came into its own before rock-n-roll took off in the 60s while jazz and classical music continued to innovate