With no explanation, chose the best option from "A", "B", "C" or "D". USPQ2d 1936, 1938 (Fed.Cir.1993) (“It is improper for a court to add ‘extraneous’ limitations to a claim, that is, limitations added wholly apart from any need to interpret what the patentee meant by particular words or phrases in the claim.”) (quoting E.I. du Pont de Nemours & Co. v. Phillips Petroleum Co., 849 F.2d 1430, 1433, 7 USPQ2d 1129, 1131 (Fed.Cir.1988)); see also Specialty Composites v. Cabot Corp., 845 F.2d 981, 987, 6 USPQ2d 1601, 1605 (Fed.Cir.1988) (“Where a specification does not require a limitation, that limitation should not be read from the specification into the claims.”) (citing Lemelson v. United States, 752 F.2d 1538, 1551-52, 224 USPQ 526, 534 (Fed.Cir.1985)); cf. Constant v. Advanced Micro-Devices, Inc., 848 F.2d 1560, 1571, 7 USPQ2d 1057, 1065 (Fed.Cir.1988) (<HOLDING>). The other clear point provided by these two

A: recognizing that we must give meaning to all the words in the claims
B: recognizing that the court must give meaning to all the words in the claims
C: holding that the written description provided no evidence to indicate that   limitations must be imported into the claims to give meaning to disputed terms
D: holding that limitations from the specification should not be read into the claims
C.