Who is known for his famous surveys of human sexual behavior?

Regarding the scientific evidence on the existence of extrasensory perception (ESP), which of the following statements is TRUE?

a. We have reliable evidence supporting the existence of telepathy but not clairvoyance. b. We have reliable evidence supporting the existence of clairvoyance but not telepathy. c. We have reliable evidence supporting the existence of both clairvoyance and telepathy. d. We lack reliable evidence supporting the existence of either clairvoyance and telepathy. e. We can't say because only a few studies have been conducted on the existence of ESP.

An instrument can be reliable without being valid.

Answer the following statement(s) true (T) or false (F)