They use special chemical substance to _________ the growth of crops.A aggravateB acce

A.internal use

B.sighing

C.framework

D.special

A.visual aids

B.none of the above

C.acoustic effects

D.special effects

A.makes the story structurally more intricate

B.creates more complicated characters

C.creates a special literary effect

D.offers a more interesting story line

A．It’s possible to store the light beam

B．The gases are heated and cooled

C．There are some different types of lasers

D．They can use the beam in a continuous stream

A.ZXCTN provides L2 ACL, the match objects include().

B.source MAC address

C.destination MAC address

D.type

E. source VLAN ID

What will scientists do to make sure the poison works this time？

A. They will try some of it themselves.

B. They will use a special kind of poison.

C. They will drain the lake first.

D. They will only put the poison in the wells.

A. The edge routers can use any locally configured IPv6 address.

B. Hosts and routers inside a 6to4 site will need a special code.

C. An edge router must use IPv6 address of 2002::/16 in its prefix.

D. IPv4 traffic is encapsulated with an IPv6 header.

A. SCREEN options offer protection against various attacks

B. SCREEN options are deployed prior to route and policy processing in first path packet processing

C. SCREEN options are deployed at the ingress and egress sides of a packet flow

D. SCREEN options, you must take special care to protect OSPF